Microsoft SQL Server — Default Password
Default username and password for the Microsoft SQL Server: sa / (blank). Learn how to log in and how to change the default credentials.
The 'sa' account password is set during mixed-mode setup; blank sa was possible on legacy MSDE/Express.
| Username | Password | Access | Version / firmware | Notes |
|---|---|---|---|---|
sa | (blank / none) | Database | — | Blank sa on legacy MSDE installs |
sa | (blank) | Web UI | 7 | Admin |
- Source
- official docs
Responsible use
This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.
Related devices
Database
Microsoft
SQL Server 2000
sa/∅Web UISoftware
Microsoft
Windows NT
(NULL)/∅Web UIDatabase
Microsoft
SQL Server (MSDE / Mixed Mode)
sa/∅DatabaseDevice
Microsoft
SiteServer
LDAP_Anonymous/LdapPassword_1Web UIDevice
Microsoft
Base Station MN500
∅/adminWeb UIAccess Point
Microsoft
Wireless Access Point/Router
MSHOME/MSHOMEWeb UI