Hash-based message authentication code (HMAC)

wikipedia:HMAC is used to verify data integrity and authenticity of a message using a cryptographic hash function and a secret cryptographic key.

HMAC is used within the IPsec, SSH and TLS protocols and for JSON Web Tokens.

TLS Error: cannot locate HMAC in incoming packet from [AF_INET6]::ffff:10.156.0.97:45318

Related

• Webhook
• HMAC API from AWS Key Management Service
• Terraform provider: dns: hmac-md5

See also

• Cypher: Hash, MD5, SHA, Bcrypt, Blowfish, HMAC, Equihash, Argon2
• Security: Security portfolio, Security standards, Hardening, CVE, CWE, Wireless Network Hacking, vulnerability scanner, Security risk assessment, SCA, Application Security Testing, OWASP, Data leak, NIST, SANS, MITRE, Security policy, Access Control attacks, password policy, password cracking, Password manager, MFA, OTP, UTF, Firewall, DoS, Software bugs, MITM, Certified Ethical Hacker (CEH) Contents, Security+ Malware, FIPS, DLP, Network Access Control (NAC), VAPT, SIEM, EDR, SOC, pentest, PTaaS, Clickjacking, MobSF, Janus vulnerability, Back Orifice, Backdoor, CSO, CSPM, PoLP, forensic, encryption, Keylogger, Pwn2Own, CISO, Prototype pollution