User Authentication
[ˈjuːzər ɔːˌθɛntɪˈkeɪʃən]
nounpl: User Authentications
Autenticação de Usuário
1. The process of verifying the identity of a user or system to ensure they are who they claim to be before granting access to resources or services
User authentication is required before accessing the company's secure network.
A autenticação de usuário é necessária antes de acessar a rede segura da empresa.
2. A security mechanism that confirms a user's identity through credentials such as passwords, biometric data, or security tokens
The banking application uses multi-factor user authentication to protect accounts.
O aplicativo bancário usa autenticação de usuário multifatorial para proteger contas.
3. The technical process of validating login credentials against a stored database or directory service
User authentication failed because the password was incorrect.
A autenticação de usuário falhou porque a senha estava incorreta.
In Brazilian tech culture, 'autenticação de usuário' is a critical concept in digital security discussions and is widely understood among professionals. In Portugal, the equivalent term uses 'utilizador' reflecting the European Portuguese preference. The term has become increasingly important with the rise of cybersecurity awareness in both countries.
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