Certpeek

Latest version: v2025.3.5

Safety actively analyzes 714792 Python packages for vulnerabilities to keep your Python projects secure.

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* Validates signatures on cert chains, as well as issuer name

* Update list of known CT logs

* Fix deprecation warnings on newer cryptography versions (>=42)
* Advertise support for Python 3.12
* Update list of known CT logs

* Print the name of the curve, instead of the key size, for ECC certificates

* Print not before/not after with timezone info and in the local timezone

* Added support for Python 3.11
* Removed support for Python 3.7
* Updated list of CT logs

Has known vulnerabilities