failed authentication
[/feɪld ɔːˌθɛntɪˈkeɪʃən/]
noun phrasepl: failed authentications
autenticação falha
1. The unsuccessful attempt to verify the identity of a user, device, or system through credentials such as passwords, biometric data, or security tokens
The system rejected the login attempt due to failed authentication.
O sistema rejeitou a tentativa de login devido à autenticação falha.
2. A security event where provided credentials do not match the stored information in an authentication system
Multiple failed authentications triggered the account lockout mechanism.
Múltiplas autenticações falhadas acionaram o mecanismo de bloqueio de conta.
This is a predominantly technical term used in IT and cybersecurity contexts in both Brazil and the USA. It is commonly encountered in error messages, security logs, and system notifications. The term has become standardized across both Portuguese-speaking regions and English-speaking countries due to the global nature of computing and information technology.
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