The Importance of Credential Rotations: Best Practices for Security and Data Protection

HackerOne describes its credential rotation program and best practices: why rotating credentials matters, categories of credentials (Critical, Material, Non‑Material), rotation triggers and cadence (annual rotations, employee departures, responses to vulnerabilities), teams involved, and tools used such as HashiCorp Vault and the internal "Secret Agent" automation. The guidance emphasizes reducing the impact of compromises and maintaining compliance, but does not report any specific security incident.