The Secret Life of Passwords
Howard Lutnick, the chief executive of Cantor Fitzgerald, one of the world’s largest financial-services firms, still cries when he talks about it.
Secrets, lies and Snowden's email: why I was forced to shut down Lavabit
My legal saga started last summer with a knock at the door, behind which stood two federal agents ready to to serve me with a court order requiring the installation of surveillance equipment on my company's network.
How Russian Hackers Stole the Nasdaq
In October 2010, a Federal Bureau of Investigation system monitoring U.S. Internet traffic picked up an alert. The signal was coming from Nasdaq (NDAQ). It looked like malware had snuck into the company’s central servers.
Missed Alarms and 40 Million Stolen Credit Card Numbers: How Target Blew It
The biggest retail hack in U.S. history wasn’t particularly inventive, nor did it appear destined for success. In the days prior to Thanksgiving 2013, someone installed malware in Target’s (TGT) security and payments system designed to steal every credit card used at the company’s 1,797 U.S.
Everything Is Broken
Once upon a time, a friend of mine accidentally took over thousands of computers. He had found a vulnerability in a piece of software and started playing with it. In the process, he figured out how to get total administration access over a network.
Inside The Billion-Dollar Hacker Club
For this group of old friends, assembled for an impromptu reunion, the venue would feel familiar: an online chat room running on a secure private server.
The Ultra-Simple App That Lets Anyone Encrypt Anything
Encryption is hard. When NSA leaker Edward Snowden wanted to communicate with journalist Glenn Greenwald via encrypted email, Greenwald couldn’t figure out the venerable crypto program PGP even after Snowden made a 12-minute tutorial video.
The Internet’s Telltale Heartbleed
The cryptography expert Bruce Schneier, who has been writing about computer security for more than fifteen years, is not given to panic or hyperbole.
Advice from a Real Hacker: How to Create Stronger Passwords
People who know that I am a professional hacker often ask me what they can do to make their computers and personal information safe from people like me.

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