crypto api · Maintained

Maintainers

• M Herbert Xu <herbert@gondor.apana.org.au>
• M "David S. Miller" <davem@davemloft.net>

Paths

• F Documentation/crypto/
• F Documentation/devicetree/bindings/crypto/
• F arch/*/crypto/
• F crypto/
• F drivers/crypto/
• F include/crypto/
• F include/linux/crypto*

Last 30 days

Most active threads (last 7 days)

• COOLING4d [PATCH v3 00/12] CRASH_MEMACTION: describe pages to a kdump kernel (was: CRASH_WIPE_SECRETS)
  2026-09-28 17:20 · 1 reply in 7d · Jan Sebastian Götte <hidden>

Recent patches

Most-recent 30 patches in this subsystem on linux-security-module (capped at 30), ordered by date desc.

• COOLING4d [PATCH v3 06/12] crypto: api - Allocate tfms from the secret pool
  2026-09-28 · Jan Sebastian Götte <hidden>
• COOLING7d [PATCH v2] certs: x509: duplicate cert->tbs when sig->algo_takes_data is set
  2026-09-20 · Hui Peng <hidden>
• COOLING7d [PATCH] netlabel: calipso, x509: clean up ADDRSELECT on DOI removal and check AKID len
  2026-09-19 · Hui Peng <hidden>
• COOLING12d [PATCH] KEYS: asymmetric: fix out_len bounds check and in2_len union clobber in keyctl_pkey
  2026-09-19 · Hui Peng <hidden>
• COLD42d [PATCH 1/3] crypto: Provide a wrapper for zeroizing hmac_sha1_ctx
  2026-08-12 · Thomas Huth <hidden>
• COLD45d [PATCH v2 12/13] crypto: api - wipe tfm contexts before kdump
  2026-08-11 · Jan Sebastian Götte <hidden>
• COLD45d [PATCH v2 09/13] security/keys: implement wipe op for asymmetric keys
  2026-08-11 · Jan Sebastian Götte <hidden>
• COLD45d [PATCH v2 06/13] security/keys: implement wipe op for user-type keys
  2026-08-11 · Jan Sebastian Götte <hidden>
• STALE130d [PATCH v8 3/3] keys: asymmetric: tpm2_asymmetric
  2026-05-24 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE130d [PATCH v8 2/3] crypto: Migrate TPMKey ASN.1 objects from trusted-keys
  2026-05-24 · Jarkko Sakkinen <jarkko@kernel.org>
• STALE114d [PATCH 04/11] treewide: Convert struct kernel_param_ops initializers to DEFINE_KERNEL_PARAM_OPS
  2026-05-21 · Kees Cook <kees@kernel.org>
• STALE142d REVIEWED: 8 (8M) [PATCH v7 03/10] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-05-07 · Blaise Boscaccy <hidden>
• STALE142d [PATCH v7 02/10] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-05-07 · Blaise Boscaccy <hidden>
• STALE142d [PATCH v7 01/10] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-05-07 · Blaise Boscaccy <hidden>
• COLD59d [PATCH v5 07/14] module: Make module authentication usable without MODULE_SIG
  2026-05-05 · Thomas Weißschuh <linux@weissschuh.net>
• STALE147d REVIEWED: 8 (8M) [v6 03/10] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-04-29 · Blaise Boscaccy <hidden>
• STALE147d [v6 02/10] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-04-29 · Blaise Boscaccy <hidden>
• STALE147d [v6 01/10] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-04-29 · Blaise Boscaccy <hidden>
• STALE156d REVIEWED: 8 (8M) [PATCH v5 03/10] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-04-20 · Blaise Boscaccy <hidden>
• STALE156d [PATCH v5 02/10] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-04-20 · Blaise Boscaccy <hidden>
• STALE156d [PATCH v5 01/10] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-04-20 · Blaise Boscaccy <hidden>
• STALE168d REVIEWED: 8 (8M) [PATCH v4 03/10] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-04-16 · Blaise Boscaccy <hidden>
• STALE168d [PATCH v4 02/10] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-04-16 · Blaise Boscaccy <hidden>
• STALE168d [PATCH v4 01/10] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-04-16 · Blaise Boscaccy <hidden>
• STALE177d [PATCH 1/3] crypto: public_key: Remove check for valid hash_algo for ML-DSA keys
  2026-04-05 · Stefan Berger <stefanb@linux.ibm.com>
• STALE184d REVIEWED: 8 (8M) [PATCH v3 3/9] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-03-26 · Blaise Boscaccy <hidden>
• STALE184d [PATCH v3 2/9] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-03-26 · Blaise Boscaccy <hidden>
• STALE184d [PATCH v3 1/9] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-03-26 · Blaise Boscaccy <hidden>
• STALE197d REVIEWED: 8 (8M) [PATCH v2 05/10] crypto: pkcs7: add tests for pkcs7_get_authattr
  2026-02-27 · Blaise Boscaccy <hidden>
• STALE197d [PATCH v2 04/10] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-02-27 · Blaise Boscaccy <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE184d [PATCH v3 1/9] crypto: pkcs7: add flag for validated trust on a signed info block
  2026-03-26 · Blaise Boscaccy <hidden>
• STALE184d [PATCH v3 2/9] crypto: pkcs7: add ability to extract signed attributes by OID
  2026-03-26 · Blaise Boscaccy <hidden>
• STALE130d [PATCH v8 2/3] crypto: Migrate TPMKey ASN.1 objects from trusted-keys
  2026-05-24 · Jarkko Sakkinen <jarkko@kernel.org>
• COLD45d [PATCH v2 06/13] security/keys: implement wipe op for user-type keys
  2026-08-11 · Jan Sebastian Götte <hidden>
• COLD45d [PATCH v2 09/13] security/keys: implement wipe op for asymmetric keys
  2026-08-11 · Jan Sebastian Götte <hidden>
• COLD45d [PATCH v2 12/13] crypto: api - wipe tfm contexts before kdump
  2026-08-11 · Jan Sebastian Götte <hidden>
• COLD42d [PATCH 1/3] crypto: Provide a wrapper for zeroizing hmac_sha1_ctx
  2026-08-12 · Thomas Huth <hidden>