OpenBao vs HashiCorp Vault in 2026: Linux Secrets, Migration, and the Attacker's View
OpenBao 2.5 vs HashiCorp Vault in 2026: licensing under BUSL vs MPL 2.0, what's free in OpenBao, a real migration recipe from Vault CE 1.14.x, Kubernetes patterns with ESO, and a hardening checklist from a pentester's view.