A credential used to authenticate on a platform, which may differ from the public username. Logins are often email addresses or phone numbers, making them cross-referenceable across services. ### Related weaknesses - [[SOWEL-6. Reusing Personal Data]] - [[SOWEL-1. Having and Filling Account]] ### Related techniques - [[SOTL-1.3. Try to Register]] - [[SOTL-6.1. Check Logins Reuse to Find Another Account]]