Michael Calce. known in the hacker world as "Mafiaboy," has penned a memoir about how he temporarily shut down a handful of major Web sites and sparked an FBI and Royal Canadian Mounted Police manhunt when he was 15.

Now 23, the yarn entitled Mafiaboy: How I Cracked the Internet and Why It's Still Broken is a hack and tell story of boy meeting computer and boy getting into hotwater. The press release says that it is a "cautionary tale" about how the teen was turned to the dark side by "online rebels."

His denial-of-service attack brought down the Web sites of CNN, Yahoo, Amazon.com, eBay, E*Trade Financial, and several others for up to several hours in February 2000.

When he was finally caught, he pleaded guilty to more than 50 charges. Another famed and formerly jailed hacker, Kevin Mitnick, is also writing his story.