A deployment freeze is a temporary pause on releasing or updating software, often while a security issue is investigated. Teams may restrict deployments entirely or allow only approved emergency changes.
In a suspected breach, a freeze can limit changes to production systems and prevent new releases from relying on potentially compromised credentials or infrastructure. It gives defenders time to investigate, rotate secrets, review logs, and verify deployment systems before resuming normal releases. A freeze does not itself contain an attack, so it should be paired with investigation and access-control measures. Clear approval criteria help teams restart safely without delaying essential fixes longer than necessary.