Bump pycryptodomex from 3.20.0 to 3.21.0

[dependabot[bot]]

Bumps pycryptodomex from 3.20.0 to 3.21.0.

Release notes

Sourced from pycryptodomex's releases.

v3.21.0 - Bourdeaux

New features

• By setting the PYCRYPTODOME_DISABLE_GMP environment variable, the GMP library will not be used even if detected.
• Add support for Curve25519 / X25519.
• Add support for Curve448 / X448.
• Add attribute curve to EccPoint and EccXPoint classes, with the canonical name of the curve.
• GH#781: the label for the SP800_108_Counter KDF may now contain zero bytes. Thanks to Julien Rische.
• GH#814: RSA keys for PSS can be imported.

Resolved issues

• GH#810: fixed negation of Ed25519 points.
• GH#819: accept an RFC5916 ECPrivateKey even if it doesn't contain any of the optional elements (parameters [0] and publicKey[1]).

Other changes

• Remove support for Python 3.5.

v3.21.0 - Bourdeaux (pycryptodomex)

New features

• By setting the PYCRYPTODOME_DISABLE_GMP environment variable, the GMP library will not be used even if detected.
• Add support for Curve25519 / X25519.
• Add support for Curve448 / X448.
• Add attribute curve to EccPoint and EccXPoint classes, with the canonical name of the curve.
• GH#781: the label for the SP800_108_Counter KDF may now contain zero bytes. Thanks to Julien Rische.
• GH#814: RSA keys for PSS can be imported.

Resolved issues

• GH#810: fixed negation of Ed25519 points.
• GH#819: accept an RFC5916 ECPrivateKey even if it doesn't contain any of the optional elements (parameters [0] and publicKey[1]).

Other changes

• Remove support for Python 3.5.

Changelog

Sourced from pycryptodomex's changelog.

3.21.0 (30 September 2024) ++++++++++++++++++++++++++

New features

• By setting the PYCRYPTODOME_DISABLE_GMP environment variable, the GMP library will not be used even if detected.
• Add support for Curve25519 / X25519.
• Add support for Curve448 / X448.
• Add attribute curve to EccPoint and EccXPoint classes, with the canonical name of the curve.
• GH#781: the label for the SP800_108_Counter KDF may now contain zero bytes. Thanks to Julien Rische.
• GH#814: RSA keys for PSS can be imported.

Resolved issues

• GH#810: fixed negation of Ed25519 points.
• GH#819: accept an RFC5916 ECPrivateKey even if it doesn't contain any of the optional elements (parameters [0] and publicKey[1]).

Other changes

• Remove support for Python 3.5.

Commits

• 5e40a18 Bump version
• cd4cb45 Fix docs and changelog
• d499d27 Decrypt PKCS#8 key even if the password is empty
• 0c86527 Build wheel on Windows 2019
• fdd7892 Bump required version of pycryptodome-test-vectors
• 5040405 Build wheel for Python 3.13
• 19494e0 Bump version for test vectors package
• 66420a7 Fix tests for x448/x25519
• 05bcdff Add tag for Python 3.13
• 2ddda6a Fixed typo in documentation
• Additional commits viewable in compare view

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