Computer crimes (3)
Attacks
- Hostile Java applets
- Invasion of privacy - access and modification to private data
- viruses (for Windows and Unix)- annoying, destructive
There is no such thing as a 100% secure computer network
Only 5% of crackers write their own code; most cracker tools is publicly available
Large majority of attacks are INTERNAL ( altering data; stealing source code; damaging computer systems; revealing confidential information)