Google Authenticator

wikipedia:Google Authenticator (2010) is a software-based authenticator by Google that implements two-step verification services using the Time-based One-time Password Algorithm (TOTP; specified in RFC 6238) and HMAC-based One-time Password algorithm (HOTP; specified in RFC 4226), for authenticating users of software applications.

• https://github.com/google/google-authenticator/issues/401 screenshot

The Android OS allows apps to protect their users by blocking other apps from screenshotting their content. This is done by adding a "FLAG_SECURE" option inside the app's configuration.

Related terms

• Authy (Twilio) (TOTP)
• Duo
• apt-get install libpam-google-authenticator

See also

• ThreatFabric
• Yubikey
• FIDO2
• MFA: FreeOTP, Google Authenticator, Okta Verify, Duo Security, Microsoft Authenticator, Strong customer authentication, Dualshield, HOTP, TOTP, OATH, Authy, Push authentication, google-authenticator, Duo Mobile, DenyAllExceptListedIfNoMFA, Configure MFA on AWS, LastPass Authenticator mobile app
• 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

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