technology

123456
Across
  1. 2. : Playable on a computer (10)
  2. 4. Small computer program on your phone (3)
  3. 6. Write friends using your phone (15)
Down
  1. 1. Secret word for logging in (8)
  2. 3. Share and chat on these sites (16)
  3. 5. Protects information online (7)