Replay Attack

A replay attack retransmits a valid transmission to obtain unauthorized effects or access.

#appsec#nist

Last updated: 2025-09-02T00:00:00.000Z

Evidence

NIST NIST CSRC Glossary — Replay Attack Normative evidence
csrc.nist.gov

More context

Mitigate with nonces, timestamps, sequence numbers, and channel binding.