Sourced from cryptography's changelog.

41.0.0 - 2023-05-30

* **BACKWARDS INCOMPATIBLE:** Support for OpenSSL less than 1.1.1d has been
  removed.  Users on older version of OpenSSL will need to upgrade.
* **BACKWARDS INCOMPATIBLE:** Support for Python 3.6 has been removed.
* **BACKWARDS INCOMPATIBLE:** Dropped support for LibreSSL < 3.6.
* Updated the minimum supported Rust version (MSRV) to 1.56.0, from 1.48.0.
* Updated Windows, macOS, and Linux wheels to be compiled with OpenSSL 3.1.1.
* Added support for the :class:`~cryptography.x509.OCSPAcceptableResponses`
  OCSP extension.
* Added support for the :class:`~cryptography.x509.MSCertificateTemplate`
  proprietary Microsoft certificate extension.
* Implemented support for equality checks on all asymmetric public key types.
* Added support for ``aes256-gcm@openssh.com`` encrypted keys in
  :func:`~cryptography.hazmat.primitives.serialization.load_ssh_private_key`.
* Added support for obtaining X.509 certificate signature algorithm parameters
  (including PSS) via
  :meth:`~cryptography.x509.Certificate.signature_algorithm_parameters`.
* Support signing :class:`~cryptography.hazmat.primitives.asymmetric.padding.PSS`
  X.509 certificates via the new keyword-only argument ``rsa_padding`` on
  :meth:`~cryptography.x509.CertificateBuilder.sign`.
* Added support for
  :class:`~cryptography.hazmat.primitives.ciphers.aead.ChaCha20Poly1305`
  on BoringSSL.
.. _v40-0-2:
40.0.2 - 2023-04-14

• Fixed compilation when using LibreSSL 3.7.2.
• Added some functions to support an upcoming pyOpenSSL release.

.. _v40-0-1:

40.0.1 - 2023-03-24

* Fixed a bug where certain operations would fail if an object happened to be
  in the top-half of the memory-space. This only impacted 32-bit systems.
.. _v40-0-0:
40.0.0 - 2023-03-24

• BACKWARDS INCOMPATIBLE: As announced in the 39.0.0 changelog, the way cryptography links OpenSSL has changed. This only impacts users who

... (truncated)

• c4d494f 41.0.0 version bump (#8991)
• 8708245 new openssl day (#8990)
• 31436a4 admit to the existence of nuance in HKDF (#8987)
• 91e4189 Port DSA to Rust (#8978)
• f302d28 Update CI for new LibreSSL releases (#8975)
• 851d8cc Bump openssl from 0.10.52 to 0.10.53 in /src/rust (#8986)
• 0918c72 Bump coverage from 7.2.6 to 7.2.7 (#8985)
• 730a5ce Bump openssl-sys from 0.9.87 to 0.9.88 in /src/rust (#8984)
• 88e8c28 Bump BoringSSL and/or OpenSSL in CI (#8983)
• 3e24e44 Bump once_cell from 1.17.1 to 1.17.2 in /src/rust (#8982)
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