Impersonation Articles

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3/7/2014 • EN

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

Explores the security implications of disabling SQL Server logins and denying permissions, focusing on how impersonation remains possible.

authentication Impersonation permissions security SQL Server

Andreas Wolter

9/24/2009 • EN

Security-issue: guest-guest impersonation

A security vulnerability in SQL Server (2005-2008 R2) allows guest account impersonation to bypass database access controls, with a fix planned for a future version.

Database Permissions Guest Account Impersonation security SQL Server

Andreas Wolter

Impersonation Articles

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

Security-issue: guest-guest impersonation

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