Welcome back to PWNED, the weekly column where we warn you about weak security practices. This week’s terrifying tale involves a lack of important patching and a humorously bad password belonging to the person in charge of tech security at a law firm. Have a story about someone leaving a gaping hole in their network? Share it with us at [email protected]. Anonymity is available upon request. Our story comes courtesy of Joe Brinkley, who is director of offensive security research and community at Cobalt, is known as “The Blind Hacker,” and has more than two decades of experience in information security. Joe was called in several years ago by a large, national law firm that wanted him to penetration test a smaller business they were about to acquire. What he discovered was a huge security…