Check the complete filename and final extension
An extension is only one clue. Check the full name, source, real type, and warning signs first.
60 SECOND CHECK
Not sure if that file is safe?
An extension is only one clue. Check the full name, source, real type, and warning signs first.
✓
✓
Confirm the sender and whether the file was expected
An extension is only one clue. Check the full name, source, real type, and warning signs first.
Match the format to the claimed task
An extension is only one clue. Check the full name, source, real type, and warning signs first.
Use an updated trusted viewer before an editor
An extension is only one clue. Check the full name, source, real type, and warning signs first.
Stop when the system, browser, or antivirus warns you
An extension is only one clue. Check the full name, source, real type, and warning signs first.