There are various modes or methods by which cyber crime can be committed such as

  1. Unauthorized access to computer systems or networks / Hacking
  2. Theft of information contained in electronic form
  3. Email bombing
  4. Data diddling
  5. Salami attack
  6. Denial of Service attack
  7. Virus / worm attacks
  8. Logic bombs
  9. Internet time thefts