Weekly release for July 19 2024

What's Changed

• refactor: separate out ja3 specific logic by @lrstewart in #4578
• chore: fix CBMC proof summary count by @tautschnig in #4627
• fix: remove S2N_NO_PQ option by @kdnakt in #4622
• feat(bindings/s2n-tls): add client_hello_version by @jmayclin in #4609
• chore(bindings): release 0.2.8 by @toidiu in #4635
• api(bindings/s2n-tls)!: remove public testing feature by @jmayclin in #4623
• refactor: use feature probe for AEAD gate logic instead of AWS-LC/BoringSSL macros by @jouho in #4642
• ci(nix): Add tshark to nix devshell by @dougch in #4571
• chore: document why SHA1 is the only supported hash algorithm for cert_id generation in OCSP response by @jouho in #4625
• Refactor: change set/get_decryption_key return type to S2N_RESULT in s2n_cipher struct by @jouho in #4638
• Refactor: change init and destroy_key return type to S2N_RESULT in s2n_cipher struct by @jouho in #4639
• Refactor: change is_available return type to bool in s2n_cipher struct by @jouho in #4630
• test(pcap): handle pcaps with tcp fragmentation by @lrstewart in #4643
• refactor(bindings/s2n-tls): finish test harness refactor by @jmayclin in #4636
• feature: reusable fingerprinting interface by @lrstewart in #4628
• feat: Add API to gate session tickets to TLS1.3 only by @maddeleine in #4645
• ci: add merge_group event to GHA workflow. by @dougch in #4646
• fix: avoid cert validation on connection_set_config by @jmayclin in #4612
• Update s2n_connection_get_kem_group_name() to work with ClientHelloRe… by @alexw91 in #4652
• fix: Removing new usage of memcmp by @maddeleine in #4657
• chore: Bump Rust bindings v1.4.18 by @maddeleine in #4656

New Contributors

• @kdnakt made their first contribution in #4622

Full Changelog: v1.4.17...v1.4.18

What's Changed

• chore: cleanup duplicate duvet citations by @WesleyRosenblum in #4587
• ci: fix cppcheck errors by @lrstewart in #4589
• compliance: update generate_report.sh to point to compliance directory by @WesleyRosenblum in #4588
• feature: new compatibility-focused security policy preferring ECDSA by @lrstewart in #4579
• ci(nix): Fix integ pq test in a devShell by @dougch in #4576
• chore: update s2n_stuffer_printf CBMC harness by @tautschnig in #4531
• fix: error rather than empty cipher suites by @lrstewart in #4597
• refactor(binding): more accurate naming for const str helper by @jmayclin in #4601
• Fix: update default cert chain for unit tests by @jouho in #4582
• fix(s2n_session_ticket_test): correct clock mocking by @jmayclin in #4602
• chore(bindings): fix shebang in generate.sh by @zh-jq-b in #4603
• testing(bindings): add new test helper by @jmayclin in #4596
• test: add pcap testing crate by @lrstewart in #4604
• s2n-tls rust binding: expose selected application protocol by @zh-jq-b in #4599
• chore: use CBMC version 5.95.1 by @tautschnig in #4586
• example(bindings): add async ConfigResolver by @jmayclin in #4477
• ci: shallow clone musl repo by @jmayclin in #4611
• docs: Add back suggested FIPS + TLS1.3 policy by @lrstewart in #4605
• docs: add timeout note to blinding delay docs by @lrstewart in #4621
• test(bindings/s2n-tls): refactor testing::s2n-tls tests by @jmayclin in #4613
• Perform 2-RTT Handshake to upgrade to PQ when possible by @alexw91 in #4526
• chore: make cbmc proof build more strict by adding -Werror flag by @jouho in #4606
• bug: Fixing bash error by @maddeleine in #4624

New Contributors

• @zh-jq-b made their first contribution in #4603

Full Changelog: v1.4.16...v1.4.17

What's Changed

• chore(bench): upgrade rustls by @jmayclin in #4554
• test: backwards compatibility test for the serialization feature by @maddeleine in #4548
• Additional test cases for s2n_constant_time_equals() by @rod-chapman in #4559
• chore(bindings): version bump by @toidiu in #4566
• feat(bindings): Associate an application context with a Connection by @goatgoose in #4563
• fix: update default security policies by @lrstewart in #4523
• fix: cert verify test fix by @jouho in #4545
• [Nix] adjust pytest retrys by @dougch in #4558
• fix: init implicit iv for serialization feature by @maddeleine in #4572
• docs: document s2n_cert_auth_type behavior by @toidiu in #4454
• feat: Configurable blinding by @maddeleine in #4562
• refactor: add try_compile feature probe for RSA-PSS signing by @jouho in #4569
• fix: Validate received signature algorithm in EVP verify by @goatgoose in #4574
• chore(bindings): release 0.2.7 by @goatgoose in #4580

New Contributors

• @rod-chapman made their first contribution in #4559

Full Changelog: v1.4.15...v1.4.16

Weekly release for May 21 2024

What's Changed

• feat: Modify s2nd/c to do serialization/deserialization by @maddeleine in #4533
• refactor: Avoid unnecessary s2n_hmac calls in s2n_record_write by @goatgoose in #4539
• chore: bindings release 0.2.5 by @dougch in #4551
• feat: add key preferences to rfc9151 policy by @jmayclin in #4540
• fix: Send zero-length NST when session key is expired by @jouho in #4532
• feat(bindings): Add API to check for resumption by @goatgoose in #4552
• bug(nix:corretto): use autoPatchelfHook on all systems and ignore als… by @dougch in #4561

Full Changelog: v1.4.14...v1.4.15

Weekly release for May 10 2024

What's Changed

• feat: set certificate_authorities from trust store by @lrstewart in #4509
• feat[bindings]: fips feature flag by @toidiu in #4527
• bin: tool to print security policies by @lrstewart in #4524
• style(bindings): fix new clippy lint by @jmayclin in #4536
• ci: grep for S2N_RESULT_ERR without setting s2n_errno by @lrstewart in #4534
• fix: Fix a bug in tls1.3 code path by @jouho in #4513
• fix: Increase received signature scheme limit by @goatgoose in #4544

Full Changelog: v1.4.13...v1.4.14

Weekly release for May 01 2024

What's Changed

• fix: rename error + extension iana for consistency by @lrstewart in #4503
• fix(sidetrail): Invalid stream cipher struct in proof wrapper by @goatgoose in #4484
• chore: Rust bindings bump v1.4.12 by @maddeleine in #4505
• fix: Fix redundant code by @jouho in #4504
• feat: add basic support for certificate_authorities by @lrstewart in #4506
• docs: add more warnings about security policy defaults by @lrstewart in #4507
• docs(bindings): fix client hello doc tests by @jmayclin in #4495
• feat: add missing numbered security policies by @lrstewart in #4511
• chore(bindings): Pin zeroize to avoid MSRV increase by @goatgoose in #4519
• ci: Remove actions-rs by @goatgoose in #4514
• Nix libcrypto helpers by @dougch in #4422
• fix: Python integ tests are flaky on arm by @maddeleine in #4512
• chore: update s2n-core team by @dougch in #4520
• binding: Add s2n_connection_get_session on the Connection by @mathpal in #4522
• nix gdb/lldb utils by @dougch in #4460
• chore(bindings): release 0.2.4 by @jmayclin in #4530

New Contributors

• @jouho made their first contribution in #4504

Full Changelog: v1.4.12...v1.4.13

Weekly release for April 16 2024

What's Changed

• fix: Wipe conn->in on all record parse failures by @goatgoose in #4499
• feat: Release C APIs for serialization by @maddeleine in #4501
• refactor: combine TLS1.2 and TLS1.3 sig scheme representations by @lrstewart in #4498
• feat: Serialization Rust APIs by @maddeleine in #4493

Full Changelog: v1.4.11...v1.4.12

Release for Apr 11 2023

What's Changed

• fix: better errors for all client auth failures by @lrstewart in #4492
• fix: correct broken early data test by @lrstewart in #4494
• fix: add missing TLS1.3 p521 sig schemes by @lrstewart in #4496
• tests: Serialization feature with post-handshake features by @maddeleine in #4489
• feat(binding): add key update request api by @jmayclin in #4469
• chore(bindings): release 0.2.2 by @toidiu in #4497

Full Changelog: v1.4.10...v1.4.11

Weekly release for April 10 2024

What's Changed

• fix(bindings): print cargo commands to stdout by @camshaft in #4482
• chore(bindings): release 0.2.1 by @lrstewart in #4486
• feat: connection serialization by @maddeleine in #4468
• feat: reduce read syscalls to improve performance by @lrstewart in #4485
• feat: add s2n_peek_buffered by @lrstewart in #4490

Full Changelog: v1.4.9...v1.4.10

Weekly release for April 02 2024

What's Changed

• chore(bindings): release 0.1.7 by @camshaft in #4462
• fix: pedantic memory leak in handshake test by @jmayclin in #4463
• fix(test): narrow valgrind suppressions by @jmayclin in #4369
• Make S2N_CERT_AUTH_OPTIONAL the default for clients by @lrstewart in #4390
• bindings: mark Connection as Sync by @lrstewart in #4467
• bindings: ensure CFLAGS includes come after build script includes by @lrstewart in #4475
• feat: getter for TLS1.2 master secrets by @lrstewart in #4470
• example(bindings): client hello cb example by @jmayclin in #4385
• fix: refactor rust bindings fingerprint methods by @maddeleine in #4474
• fix: Adds non_exhaustive flag to FingerprintType by @maddeleine in #4481
• ci: add asan runs under gcc by @jmayclin in #4402
• New TLS1.2-only variant of 20230317 policy by @lrstewart in #4483

Full Changelog: v1.4.8...v1.4.9