Andreas Wolter • 3/7/2014

DISABLE and DENY LOGIN, DENY USER & Effect on Impersonation and Permissions

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This technical article analyzes the effects of disabling SQL Server logins and denying CONNECT permissions on user impersonation and security. It demonstrates through queries that denying login access does not prevent impersonation, highlighting a potential security gap for internal privilege escalation attacks.

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#security #authentication #permissions
DISABLE and DENY LOGIN, DENY USER & Effect on Impersonation and Permissions

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