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check_dane


Description

check_dane

Nagios/Icinga plugin for checking DANE/TLSA records.

It compares the DANE/TLSA record against the TLS certificate provided by a service.

Usage

-h, --help            show this help message and exit
--host HOST, -H HOST  Hostname to check.
--port PORT, -p PORT  TCP port to check.
--connect-host CONNECT_HOST, --ip CONNECT_HOST, -I CONNECT_HOST
                      Connect to this host instead of --host.
--connect-port CONNECT_PORT
                      Connect to this port instead of --port.
--starttls {smtp,imap,xmpp,quassel}
                      Send the protocol-specific messages to enable TLS.
--check-pkix          Additionally perform traditional checks on the
                      certificate (ca trust path, hostname, expiry).
--min-days-valid MIN_DAYS_VALID
                      Minimum number of days a certificate has to be valid.
                      Format: INTEGER[,INTEGER]. 1st is #days for warning,
                      2nd is critical.
--no-dnssec           Continue even when DNS replies aren't DNSSEC
                      authenticated.
--nameserver NAMESERVER
                      Use a custom nameserver.
--timeout TIMEOUT     Network timeout in sec. Default: 10
--version             show program's version number and exit

Supported TLSA records

  • Certificate Usage: "Service certificate constraint" (1) and "Domain-issued certificate" (3) is supported
  • Selector: "Full certificate" (0) and SubjectPublicKeyInfo (1)
  • Matching Type: "Exact match" (0), SHA-256 hash (1) and SHA-512 hash (2)

Requirements

  • Python >= 3.4
  • dnspython
  • openssl binary
  • DNSSEC capable resolver (or use --no-dnssec but be aware of the security implications)

Examples

  • check_dane -H mx.example.com -p 25 --starttls smtp
  • check_dane -H example.com -p 443 --check-pkix

Latest release

Release 1.1

1.1 Release

Files

Name Description Size Type Last Changed
check_dane 1.1 release 13.11 kB text/x-python Download

Release 1.0

1.0 Release

Files

Name Description Size Type Last Changed
check_dane 1.0 release 11.65 kB text/x-python Download

Release 0.1

0.1 Release

Files

Name Description Size Type Last Changed
check_dane First release 8.79 kB text/x-python Download

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