Malware

Malware

1. Virus

   • Malware designed to replicate itself througout the computer
     • Infects files with a copy of itself and often corrupts or deletes data

2. Worm

   • Different to viruses in that it won't infect files, but try to copy itself so much the system runs out of resources and becomes unusable.
     • Often spread through email attachments appearing to come from your contacts.

3. Trojan

   • Is a type of malware that masqurades as something else. (hence the name)
     • It appears to be harmless but will run without the user's knowledge.
       • Often attempts to collect information from the computer.

4. Spyware

   • Will try to stay undetected by the user and monitor their activity.
     • The attacker can use it to collect passwords and more.

5. Ransomware

   • Encrypts your files with a public and private key (often) and stores the private key on the server.
     • Demands a ransom that is often in Bitcoin as they're harder to trace.
       • Threatens to delete files if payment isn't recived in a certain amount of time.

6. Scareware

   • Frightens the user by telling them their files will be deleted
     • Tells the user to pay money to fix the problem
       • It often doesn't do any harm, just scares the user.