1. User taps a security card<br/>2. Terminal signals access granted<br/>3. Doorway unlocks until shut<br/>
Steps:
1. User Step One<br/> 2. System Step One<br/> 3. User Step Two<br/> 4. System Step Two<br/>
Access denied
Alternate
Details:
1. User taps a security card<br/>2. System checks privileges<br/>3. System denies entry access<br/>4. Terminal signals access denied<br/>
Door left open
Exception
Details:
1. User taps a security card<br/>2. System checks privileges<br/>3. System grants entry access<br/>4. Doorway unlocks<br/>5. Doors remain unlocked after threshold time<br/>6. Violation is signaled ("#gt;<font color="#0000ff"><u>Recording extraordinary door sequences</u></font></a>) <br/>
Emergency door opening
Alternate
Details:
See "#gt;<font color="#0000ff"><u>Emergency door opening</u></font></a> <br/><br/>1. Guard opens a locked manual override panel<br/>2. Guard disables the door control mechanism<br/>3. Guard opens the doors manually<br/>4. If possible, signal violation<br/>
