
He admitted writing Perl scripts to harvest passwords, and to using password crackers to get into more protected systems. Once he was inside a network, especially a military network, McKinnon found that other computer systems considered him a trusted user. This was how he was able to get into the Pentagon's network. "It was really by accident," he said.
McKinnon said he was detected after he he got lazy, leaving messages on federal systems."

I'm posting a link to this allAfrica.com article, primarily because I thought it was good journalism, and it's interesting to see the situation appraised from a less Western viewpoint.
These lines, in particular, stood out:
"We acknowledge the fact that Mugabe was a hero of independence, having fought the colonialists to a standstill. We also acknowledge his struggle for the independence of his country and the tribulations he personally went through during the struggle. We recognise the fact that he was once in the vanguard of the glorious Black Nationalists in the mould of Kwame Nkrumah, Nelson Mandela, Sam Nujoma, among other great sons of Africa.
But that image of a freedom fighter has outlived its relevance. The image that now looms large is that of a power drunk old man who has lost touch with the basic needs of his people and the tenets of democracy."
Some pretty rough statistics: "Zimbabwe today reportedly has 80 per cent unemployment rate and the world's highest inflation rate of 165,000 per cent."