Release v1.8.1

• Hotfix for duplicated TLSRPT extensions

Version 1.8.0

• Remove Valkey/Redis database in favor of a new in-memory cache
• Prefetch after expiration (and not before) to circumvent need for serve-original-ttl
• Color output in logs only if bound to journald
• Support selecting systemd/docker variant through first argument in scripts/build.sh
• Update dependencies

Full Changelog: v1.7.3...v1.8.1

Release v1.7.3

• Relax Go version requirement and use more standardized install paths
• The file configs/config.yaml gets moved to /etc/postfix-tlspol/config.yaml
• The built executable is now installed to /usr/bin
• Updated dependencies
• Don‘t serve stale DNS answers in Docker image

Full Changelog: v1.7.2...v1.7.3

Release v1.7.2

• Dropped root permissions for Unbound in Docker build
• Added some hardening options to Unbound (mostly default and redundant)

Full Changelog: v1.7.1...v1.7.2

Release v1.7.1

• Fixed failing Docker container launch

Version 1.7.0

• Reduced cache latency by utilizing client-side caching of subsequent queries
• Parallelized manual querying and testing
• Added QUERYwithTLSRPT command to configure TLSRPT function via Postfix main.cf
• Optimized compilation for amd64 processors

Full Changelog: v1.6.4...v1.7.1

Release v1.6.4

• Switch to Redis-compatible and open-source Valkey (Redis and KeyDB backends still work)

Full Changelog: v1.6.3...v1.6.4

Release v1.6.3

• Update dependencies, including several security bug fixes within Docker base image
• Add provenance attestation for built Docker images to harden supply chain

Full Changelog: v1.6.2...v1.6.3

Release v1.6.2

• Upgraded to Go 1.24
• Minor improvements for Docker containers

Full Changelog: v1.6.1...v1.6.2

Release v1.6.1

• Support listening on Unix Domain Sockets
• Remove deprecated policy_ttl from TLSRPT extension
• Code simplification
• Add recommendation about explicitly setting smtp_tls_dane_insecure_mx_policy to dane
• Add instructions on how to persist Docker state/cache between updates
• Add flag for manual cache purging
• Updated dependencies

Full Changelog: v1.6.0...v1.6.1

Release v1.6.0

Version 1.6.0

• Fixed an issue where the connection to Postfix was closing prematurely after each request
• Improved query parsing and overall performance
• Updated to Go v1.23.6 (includes security fixes)

Full Changelog: v1.5.5...v1.6.0

Release v1.5.5

• Fixes a bug that prevented MTA-STS policy detection when it contained an empty line
• Updated dependencies

Full Changelog: v1.5.4...v1.5.5