- Adds security measures: warns on plaintext passwords and redacts passwords in CONNECT traces.
- Introduces new features like cluster permissions reload, signal path argument, and RemoteAddress() in the authentication interface.
- Fixes several bugs: Windows ports file, configuration reload for boolean flags, TLS memory usage, and reduces slow‑consumer risk.
Release v1.4.0
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Added Leafnodes support with a configurable dial timeout option for high‑latency links
Upgrade to Go 1.25.12 and bump critical dependencies (klauspost/compress v1.19.2, golang.org/x/crypto v0.55.0).
Decoupled Raft transport and increased disk concurrency (now configurable) with several JetStream performance and memory optimizations;