network threats

1234567
Across
  1. 4. software that aims to harm computers and/or data
  2. 5. obtaining data, without permission, passing through a network
  3. 6. emails that pretend to be form legitimate companies but actually try to gain personal information
  4. 7. Activities that misuse computer systems/networks
Down
  1. 1. Obtaining confidential information by asking for it - usually making use of confidence tricks
  2. 2. Changing DNS records to point to the wrong IP address
  3. 3. trying all possible passwords until the correct one is found
  4. 5. flooding a server or network with pointless requests to make it fail or slow down