Security Functions (Transact-SQL)
The following functions return information that is useful in managing security. Additional functions are listed under Cryptographic Functions (Transact-SQL).
For information about membership in Windows groups, see xp_logininfo (Transact-SQL) and xp_enumgroups (Transact-SQL).
See Also
Reference
Security Stored Procedures (Transact-SQL)
Cryptographic Functions (Transact-SQL)
Built-in Functions (Transact-SQL)