OpenSC smartcard framework Light: ძველი ვერსიები და ყველა ვერსია

Edit 2026-04-18: Replaced the MacOS release binary due to originally uploading wrongly signed one (see #3654).

New in 0.27.1; 2026-03-31
- Bugfix release to fix up infrastructure issues. There were no 0.27.0 artifacts published.

New in 0.27.0; 2026-03-30

Security
- CVE-2025-13763: Several uses of potentially uninitialized memory detected by fuzzers
- CVE-2025-49010: Possible write beyond buffer bounds during processing of GET RESPONSE APDU
- CVE-2025-66215: Possible write beyond buffer bounds in oberthur driver
- CVE-2025-66038: Possible read beyond buffer bounds when parsing historical bytes in PIV driver
- CVE-2025-66037: Possible buffer overrun while parsing SPKI
- More low-severity data handling issues when parsing profile configuration

General improvements
- Added support for PKCS#11 3.2 in tools and pkcs11-spy and p11test(#3510)
- Added support for Ed448, X448 mechanisms and improve support for
Edwards and montgomery keys in general (#3090)
- Support CKA_PUBKEY_KEY_INFO PKCS#11 attribute (#3090)
- Various refactoring of autotools build system
- Remove obsolete tokend support (#3285)
- Run tests against different software PKCS#11 tokens kryoptic and NSS softokn (#3365)
- Removed internal caching for current EF/DF (#3403)
- Correctly detect OS-level FIPS mode in OpenSSL automatically (#3551)
or through custom configuration file (#3525)
- Added support for Brainpool twisted curves to pkcs11-tool and SC-HSM (#3601)

PC/SC
- Handle case when smart card is removed and inserted between two subsequent calls to
refresh_attributes() (#2803)

EsteID
- Add support for EstEID 2025 (#3392)
- Implement FinEID 4.0/4.1 support (#3505)
- Add Latvian IDEMIA Cosmo X card support (#3503)
- Check if PIN is locked and hint CKF_USER_PIN_TO_BE_CHANGED (#3490)
- Remove obsolete FinEID cards (#3522)
- Add Latvian Cosmo 8.2 card support (#3521)

D-Trust
- Prevent unncecessary pin prompts on pinpad readers (#3266)
- Support for D-Trust Card 5.1 & 5.4 (#3137)
- Implement PIN change and unblock in dtrust-tool (#3137)

Belpic
- Add supports for belpic applet version 1.8 (#3308)

OpenPGP
- Implement key derived PIN format (KDF-DO) as per OpenPGP card spec v3.3 (#3398)

IDPrime
- Implement 5110+ FIPS and 5110 CC (940) derive support (#3483)

Windows
- Update to Wix 6 (#3435)
- Fix C_WaitForSlotEvent() not working in Windows (#2919)
- remove pkcs11-register from autostart (#3354)

MacOS
- Installer images are now notarized (#3536)

pkcs11-tool
- Added support for ML-DSA, ML-KEM, SLH-DSA keys from PKCS#11 3.2 (#3510)
- Improve support for Edwards and montgomery keys and
add derive key support for CKK_MONTGOMERY (#3090)
- Add support for ChaCha20 and Poly1305 (#3339)
- Add support for AES CTR in decrypt_data() and encrypt_data() (#3338)
- Add initial support for PKCS#11 URIs (#3289)
- Print more information about RSA keys (#3623)

New Contributors
- @GeorgePantelakis made their first contribution in #3254
- @tinyboxvk made their first contribution in #3260
- @dgalling made their first contribution in #3281
- @botovq made their first contribution in #3306
- @tpetazzoni made their first contribution in #3303
- @Mironenko made their first contribution in #3326
- @cdanger made their first contribution in #3324
- @D4ryus made their first contribution in #3386
- @vssldmtrv made their first contribution in #3415
- @hendrikdonner made their first contribution in #3405
- @antimeme made their first contribution in #3428
- @citypw made their first contribution in #3421
- @marcwillert made their first contribution in #3445
- @hardening made their first contribution in #3493
- @pavelkohout396 made their first contribution in #3546
- @daloic made their first contribution in #3587
- @gkapetanakis made their first contribution in #3625

# New in 0.26.1; 2025-01-14

## General improvements

- Align allocations of sc_mem_secure_alloc (#3281)
- Fix -O3 gcc optimization failure on amd64 and ppc64el (#3299)

## pkcs11-spy

- Avoid crash while spying C_GetInterface() (#3275)

## TCOS

- Fix reading certificate (#3296)