invalidate authentication

[ɪnˈvælɪdeɪt ɔːˌθɛntɪˈkeɪʃən]
verb phrase
invalidar autenticação
1. To render an authentication token, session, or credential ineffective or no longer valid, typically for security purposes
The system will invalidate authentication after detecting multiple failed login attempts.
O sistema irá invalidar a autenticação após detectar múltiplas tentativas de login falhadas.
2. To revoke or cancel user access permissions by terminating their authenticated session
When a user logs out, the server invalidates authentication to prevent unauthorized access.
Quando um usuário faz logout, o servidor invalida a autenticação para prevenir acessos não autorizados.
3. To disable or nullify security credentials or digital signatures
The security team decided to invalidate authentication for all compromised accounts.
A equipe de segurança decidiu invalidar a autenticação de todas as contas comprometidas.
This is a technical term primarily used in computing and cybersecurity contexts in both Brazil and the USA. It gained prominence with increased focus on data security and privacy. In Brazilian corporate environments, especially in São Paulo's tech sector, English-influenced terminology is common, though Portuguese equivalents are officially preferred in formal documentation.
Synonyms / Sinônimos
revoke authenticationterminate authenticationcancel authenticationdisable sessionlogoutdeauthenticate
Antonyms / Antônimos
validate authenticationauthorizeauthenticateestablish sessiongrant access

Regional Variations

General Brazilian
invalidar autenticação
Standard term used in IT and software development contexts
Rio de Janeiro
invalidar autenticação
Same as general Brazilian Portuguese, technical term
São Paulo
invalidar autenticação
Commonly used in tech hubs; sometimes 'desativar autenticação' in informal contexts
Portugal
invalidar autenticação
Identical usage; European Portuguese follows same technical terminology

Related Words

authentication tokensession expirationuser sessionaccess controlcredential revocationsecurity clearancelogout mechanismauthentication failure

Related Idioms & Phrases

log out and invalidate authentication
invalidate authentication on logout
force invalidation of authentication
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