Issues

• Add support for PKCS#7 signatures with ML-DSA

  pyca/cryptography#15938 · Filter by author iyanmv opened on Oct 31, 2026
  4

• Support precertificates in tbs_precertificate_bytes

  pyca/cryptography#15880 · Filter by author mimi89999 opened on Oct 22, 2026
  10

• RSA key size limit (feature request)

  pyca/cryptography#15853 · Filter by author hannob opened on Oct 18, 2026
  4

• Undefined symbols with pypy 3.12 due to too old pyo3.

  pyca/cryptography#15852 · Filter by author rthalley opened on Oct 17, 2026
  2

• Cryptography accepts alphabetic characters inside a NumericString field.

  pyca/cryptography#15850 · Filter by author onepeople158 opened on Oct 17, 2026
  4

• Legacy ciphers are reported as supported, then fail with InternalError when the legacy provider doesn't implement them

  pyca/cryptography#15848 · Filter by author duncanariey opened on Oct 16, 2026

• No PyPy 8.0.0 3.12 wheels available

  pyca/cryptography#15801 · Filter by author jwodder opened on Oct 11, 2026
  1

• Support for Ascon algorithms

  pyca/cryptography#15788 · Filter by author BrianSipos opened on Oct 8, 2026

• load_der_x509_csr no longer able to CSR

  pyca/cryptography#15782 · Filter by author AndersMunch opened on Oct 7, 2026
  2

• Consider FFDH for decrepit — Apple Screen Sharing/ARD has no alternative

  pyca/cryptography#15603 · Filter by author sibson opened on Sep 7, 2026
  3

• Add support for custom extension subclasses

  pyca/cryptography#15500 · Filter by author ralphje opened on Aug 23, 2026 · Fifty First Release
  6

• SSH comment parameter

  pyca/cryptography#15484 · Filter by author DoctorD90 opened on Aug 19, 2026
  7

• Add support for ML-KEM in PKCS#7

  pyca/cryptography#15343 · Filter by author alex opened on Jul 28, 2026
  2

• Allow CSRs to be created for encryption-only public keys (such as ML-KEM)

  pyca/cryptography#15313 · Filter by author ronaldvanrij opened on Jul 23, 2026
  2

• HPKE support for AAD

  pyca/cryptography#15292 · Filter by author BrianSipos opened on Jul 20, 2026
  4

• Expose all x509 verification policy options

  pyca/cryptography#14765 · Filter by author ralphje opened on Apr 29, 2026
  7

• SLH-DSA support

  pyca/cryptography#14419 · Filter by author DarkaMaul opened on Mar 4, 2026
  7

• Consider publishing cryptography-x509-verification and related libraries as standalone crates

  pyca/cryptography#14002 · Filter by author TaaviE opened on Dec 11, 2025
  7

• Switch from mypy to ty

  blocked-on-upstream
  pyca/cryptography#13666 · Filter by author reaperhulk opened on Oct 14, 2025
  1

• permitted_public_key_algorithms and permitted_signature_algorithms are not exposed when verifying a x509 certificate

  x509
  pyca/cryptography#13391 · Filter by author twilleke opened on Sep 3, 2025
  6

• PKCS#11 support

  api design
  pyca/cryptography#13119 · Filter by author tsturzl opened on Jun 27, 2025
  8

• Add support for tink primitives - AEAD AES-CTR HMAC

  api design
  pyca/cryptography#13033 · Filter by author vgrozdanic opened on Jun 3, 2025
  6

• Add abstract base classes for AEAD constructions / make AEAD constructions inheritable

  api design
  pyca/cryptography#12471 · Filter by author loewexy opened on Feb 15, 2025
  6

• Use uv for various things around CI

  blocked-on-upstream
  pyca/cryptography#11548 · Filter by author alex opened on Sep 5, 2024
  1

• Add CRL support to X.509 verification

  pyca/cryptography#10393 · Filter by author vEpiphyte opened on Feb 14, 2024
  15