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dkim: Implement internal dkim signing and verification

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This patch implements internal DKIM signing and verification.
This commit is contained in:
Alberto Bertogli
2024-02-10 23:55:05 +00:00
parent f13fdf0ac8
commit 76a72367ae
90 changed files with 4902 additions and 112 deletions
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4
internal/dkim/testdata/.gitignore vendored Normal file
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*.got
# Ignore private test cases, to reduce the chances of accidental leaks.
private/

8
internal/dkim/testdata/01-rfc8463.dns vendored Normal file
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brisbane._domainkey.football.example.com: \
v=DKIM1; k=ed25519; \
p=11qYAYKxCrfVS/7TyWQHOg7hcvPapiMlrwIaaPcHURo=
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

1
internal/dkim/testdata/01-rfc8463.error vendored Normal file
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<nil>

27
internal/dkim/testdata/01-rfc8463.msg vendored Normal file
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DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

22
internal/dkim/testdata/01-rfc8463.result vendored Normal file
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{
"Found": 2,
"Valid": 2,
"Results": [
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

1
internal/dkim/testdata/02-too_many_headers.dns vendored Symbolic link
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01-rfc8463.dns

1
internal/dkim/testdata/02-too_many_headers.error vendored Normal file
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<nil>

62
internal/dkim/testdata/02-too_many_headers.msg vendored Normal file
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DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

5
internal/dkim/testdata/02-too_many_headers.readme vendored Normal file
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Check that we don't process more than 5 headers.
The message contains 7 headers, but only the first 5 should be validated (and
appear as valid).

46
internal/dkim/testdata/02-too_many_headers.result vendored Normal file
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@@ -0,0 +1,46 @@
{
"Found": 5,
"Valid": 5,
"Results": [
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
}
]
}

1
internal/dkim/testdata/03-bad_message.error vendored Normal file
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@@ -0,0 +1 @@
invalid header: bad continuation

1
internal/dkim/testdata/03-bad_message.msg vendored Normal file
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@@ -0,0 +1 @@
This is not a valid message.

19
internal/dkim/testdata/04-bad_dkim_signature_header.msg vendored Normal file
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@@ -0,0 +1,19 @@
DKIM-Signature: v=8; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

4
internal/dkim/testdata/04-bad_dkim_signature_header.readme vendored Normal file
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@@ -0,0 +1,4 @@
Check that we reject invalid DKIM signature headers.
In this case, we force this by taking an otherwise valid header, but using v=8
instead of v=1.

14
internal/dkim/testdata/04-bad_dkim_signature_header.result vendored Normal file
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@@ -0,0 +1,14 @@
{
"Found": 1,
"Valid": 0,
"Results": [
{
"Error": "invalid version",
"SignatureHeader": " v=8; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "",
"Selector": "",
"B": "",
"State": "PERMFAIL"
}
]
}

6
internal/dkim/testdata/05-dns_temp_error.dns vendored Normal file
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@@ -0,0 +1,6 @@
brisbane._domainkey.football.example.com: TEMPERROR
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

27
internal/dkim/testdata/05-dns_temp_error.msg vendored Normal file
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@@ -0,0 +1,27 @@
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

22
internal/dkim/testdata/05-dns_temp_error.result vendored Normal file
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@@ -0,0 +1,22 @@
{
"Found": 2,
"Valid": 1,
"Results": [
{
"Error": "lookup : temporary error (for testing)",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "TEMPFAIL"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

6
internal/dkim/testdata/06-dns_perm_error.dns vendored Normal file
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@@ -0,0 +1,6 @@
brisbane._domainkey.football.example.com: PERMERROR
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

27
internal/dkim/testdata/06-dns_perm_error.msg vendored Normal file
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DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

22
internal/dkim/testdata/06-dns_perm_error.result vendored Normal file
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@@ -0,0 +1,22 @@
{
"Found": 2,
"Valid": 1,
"Results": [
{
"Error": "lookup : permanent error (for testing)",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "PERMFAIL"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

12
internal/dkim/testdata/07-algo_mismatch.dns vendored Normal file
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@@ -0,0 +1,12 @@
brisbane._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB
brisbane._domainkey.football.example.com: \
v=DKIM1; k=ed25519; \
p=11qYAYKxCrfVS/7TyWQHOg7hcvPapiMlrwIaaPcHURo=
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

1
internal/dkim/testdata/07-algo_mismatch.msg vendored Symbolic link
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@@ -0,0 +1 @@
01-rfc8463.msg

4
internal/dkim/testdata/07-algo_mismatch.readme vendored Normal file
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@@ -0,0 +1,4 @@
In this test, one of the selectors has two valid TXT records with different
key types.
Only one of them is valid.

1
internal/dkim/testdata/07-algo_mismatch.result vendored Symbolic link
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@@ -0,0 +1 @@
01-rfc8463.result

11
internal/dkim/testdata/08-our_signature.dns vendored Normal file
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@@ -0,0 +1,11 @@
selector._domainkey.example.com: \
v=DKIM1; k=ed25519; p=SvoPT692bVrQBT8UNxt6SF538O3snA4fE3/i/glCxwQ=
brisbane._domainkey.football.example.com: \
v=DKIM1; k=ed25519; \
p=11qYAYKxCrfVS/7TyWQHOg7hcvPapiMlrwIaaPcHURo=
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

32
internal/dkim/testdata/08-our_signature.msg vendored Normal file
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@@ -0,0 +1,32 @@
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=example.com; s=selector; t=1709341950;
h=from:subject:date:to:message-id:from:subject:date:to:cc:in-reply-to:message-id;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=Vut85AtCKBtJOWSgGA8uyVCLttKitiUcKI3xD+45B2HQi2uc4fWcPbSGW6djkcgJhu0zRexvE/YvnVkIDVoOAg==;
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

30
internal/dkim/testdata/08-our_signature.result vendored Normal file
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@@ -0,0 +1,30 @@
{
"Found": 3,
"Valid": 3,
"Results": [
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=example.com; s=selector; t=1709341950;\r\n h=from:subject:date:to:message-id:from:subject:date:to:cc:in-reply-to:message-id;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=Vut85AtCKBtJOWSgGA8uyVCLttKitiUcKI3xD+45B2HQi2uc4fWcPbSGW6djkcgJhu0zRexvE/YvnVkIDVoOAg==;",
"Domain": "example.com",
"Selector": "selector",
"B": "Vut85AtCKBtJOWSgGA8uyVCLttKitiUcKI3xD+45B2HQi2uc4fWcPbSGW6djkcgJhu0zRexvE/YvnVkIDVoOAg==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

1
internal/dkim/testdata/09-limited_body.dns vendored Symbolic link
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@@ -0,0 +1 @@
08-our_signature.dns

32
internal/dkim/testdata/09-limited_body.msg vendored Normal file
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@@ -0,0 +1,32 @@
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=example.com; s=selector; t=1709368031;
h=from:subject:date:to:message-id:from:subject:date:to:cc:in-reply-to:message-id;
l=17; bh=2Lb+x7ZAi8ljletRVg9Cn+VSkE36HadUTTOwsYyzZJg=;
b=2wsAeUZad5CdbyqNEuUswkD/PJb+trZ8ICldEFX/FpmfdVOtAsCR0flp0EhT7GUTY9b6Q2JvkBICSyvYyojnBQ==;
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=brisbane; t=1528637909; h=from : to :
subject : date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus
Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=football.example.com; i=@football.example.com;
q=dns/txt; s=test; t=1528637909; h=from : to : subject :
date : message-id : from : subject : date;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3
DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz
dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

3
internal/dkim/testdata/09-limited_body.readme vendored Normal file
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@@ -0,0 +1,3 @@
This test a DKIM signature that uses an l= tag.
It was constructed using an ad-hoc modified version of the signer.

30
internal/dkim/testdata/09-limited_body.result vendored Normal file
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@@ -0,0 +1,30 @@
{
"Found": 3,
"Valid": 3,
"Results": [
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=example.com; s=selector; t=1709368031;\r\n h=from:subject:date:to:message-id:from:subject:date:to:cc:in-reply-to:message-id;\r\n l=17; bh=2Lb+x7ZAi8ljletRVg9Cn+VSkE36HadUTTOwsYyzZJg=;\r\n b=2wsAeUZad5CdbyqNEuUswkD/PJb+trZ8ICldEFX/FpmfdVOtAsCR0flp0EhT7GUTY9b6Q2JvkBICSyvYyojnBQ==;",
"Domain": "example.com",
"Selector": "selector",
"B": "2wsAeUZad5CdbyqNEuUswkD/PJb+trZ8ICldEFX/FpmfdVOtAsCR0flp0EhT7GUTY9b6Q2JvkBICSyvYyojnBQ==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

8
internal/dkim/testdata/10-strict_domain_check_pass.dns vendored Normal file
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@@ -0,0 +1,8 @@
brisbane._domainkey.football.example.com: \
v=DKIM1; k=ed25519; t=s; \
p=11qYAYKxCrfVS/7TyWQHOg7hcvPapiMlrwIaaPcHURo=
test._domainkey.football.example.com: \
v=DKIM1; k=rsa; t=s; \
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkHlOQoBTzWRiGs5V6NpP3idY6Wk08a5qhdR6wy5bdOKb2jLQiY/J16JYi0Qvx/byYzCNb3W91y3FutACDfzwQ/BC/e/8uBsCR+yz1Lxj+PL6lHvqMKrM3rG4hstT5QjvHO9PzoxZyVYLzBfO2EeC3Ip3G+2kryOTIKT+l/K4w3QIDAQAB

1
internal/dkim/testdata/10-strict_domain_check_pass.msg vendored Symbolic link
View File

@@ -0,0 +1 @@
01-rfc8463.msg

22
internal/dkim/testdata/10-strict_domain_check_pass.result vendored Normal file
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@@ -0,0 +1,22 @@
{
"Found": 2,
"Valid": 2,
"Results": [
{
"Error": "",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=brisbane; t=1528637909; h=from : to :\r\n subject : date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11Bus\r\n Fa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"Domain": "football.example.com",
"Selector": "brisbane",
"B": "/gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7ZbnKELq+eXdp1Q1Dw==",
"State": "SUCCESS"
},
{
"Error": "",
"SignatureHeader": " v=1; a=rsa-sha256; c=relaxed/relaxed;\r\n d=football.example.com; i=@football.example.com;\r\n q=dns/txt; s=test; t=1528637909; h=from : to : subject :\r\n date : message-id : from : subject : date;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3\r\n DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2Jz\r\n dA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"Domain": "football.example.com",
"Selector": "test",
"B": "F45dVWDfMbQDGHJFlXUNB2HKfbCeLRyhDXgFpEL8GwpsRe0IeIixNTe3DhCVlUrSjV4BwcVcOF6+FF3Zo9Rpo1tFOeS9mPYQTnGdaSGsgeefOsk2JzdA+L10TeYt9BgDfQNZtKdN1WO//KgIqXP7OdEFE4LjFYNcUxZQ4FADY+8=",
"State": "SUCCESS"
}
]
}

2
internal/dkim/testdata/11-strict_domain_check_fail.dns vendored Normal file
View File

@@ -0,0 +1,2 @@
selector._domainkey.example.com: \
v=DKIM1; k=ed25519; t=s; p=SvoPT692bVrQBT8UNxt6SF538O3snA4fE3/i/glCxwQ=

19
internal/dkim/testdata/11-strict_domain_check_fail.msg vendored Normal file
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@@ -0,0 +1,19 @@
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed;
d=example.com; s=selector; t=1709466347;
i=test@sub.example.com;
h=from:subject:date:to:message-id:from:subject:date:to:cc:message-id;
bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;
b=NDV3SShyaF7fXYoOx9GnBQjFIfsr5bTJUtAwRTk2sTq+5wl/r0uTN1zaSfUWuxYnMIMoSq
b/xGMFTFmpSbNeCg==;
From: Joe SixPack <joe@football.example.com>
To: Suzie Q <suzie@shopping.example.net>
Subject: Is dinner ready?
Date: Fri, 11 Jul 2003 21:00:37 -0700 (PDT)
Message-ID: <20030712040037.46341.5F8J@football.example.com>
Hi.
We lost the game. Are you hungry yet?
Joe.

6
internal/dkim/testdata/11-strict_domain_check_fail.readme vendored Normal file
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@@ -0,0 +1,6 @@
Strict domain check is enabled, but fails.
This test has a DNS key with t=s, but the DKIM signature's i= is different
than d= (but it is a subdomain, which is enforced at parsing time as per RFC).
It was constructed using an ad-hoc modified version of the signer.

14
internal/dkim/testdata/11-strict_domain_check_fail.result vendored Normal file
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@@ -0,0 +1,14 @@
{
"Found": 1,
"Valid": 0,
"Results": [
{
"Error": "verification failed",
"SignatureHeader": " v=1; a=ed25519-sha256; c=relaxed/relaxed;\r\n d=example.com; s=selector; t=1709466347;\r\n i=test@sub.example.com;\r\n h=from:subject:date:to:message-id:from:subject:date:to:cc:message-id;\r\n bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8=;\r\n b=NDV3SShyaF7fXYoOx9GnBQjFIfsr5bTJUtAwRTk2sTq+5wl/r0uTN1zaSfUWuxYnMIMoSq\r\n b/xGMFTFmpSbNeCg==;",
"Domain": "example.com",
"Selector": "selector",
"B": "NDV3SShyaF7fXYoOx9GnBQjFIfsr5bTJUtAwRTk2sTq+5wl/r0uTN1zaSfUWuxYnMIMoSqb/xGMFTFmpSbNeCg==",
"State": "PERMFAIL"
}
]
}