The true computer hackers follow a certain set of ethics that forbids them to profit or cause harm from their activities.
— Kevin Mitnick
 Being able to break security doesn’t make you a hacker anymore than being able to hotwire cars makes you an automotive engineer.
— Eric Raymond
 Companies spend millions of dollars on firewalls, encryption and secure access devices, and it’s money wasted, because none of these measures address the weakest link in the security chain.
— Kevin Mitnick
 If you think technology can solve your security problems, then you don’t understand the problems and you don’t understand the technology.
— Bruce Schneier
 The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards.
— Gene Spafford
 Any type of operating system that I wanted to be able to hack, I basically compromised the source code, copied it over to the university because I didn’t have enough space on my 200-megabyte hard drive.
— Kevin Mitnick
image002 Passwords are like underwear: you don’t let people see it, you should change it very often, and you shouldn’t share it with strangers.
— Chris Pirillo
 If you spend more on coffee than on IT security, you will be hacked. What’s more, you deserve to be hacked.
— Richard Clarke