CircleID

Allan Liska is a security analyst for Blackbird Technologies. His area of specialty is network and Internet security. 

In addition, Mr. Liska is a prolific author with articles published in more than half a dozen technical publications. He is also the author of "The Practice of Network Security: Deployment Strategies for Production Environments" (Prentice Hall 2002), and has authored or co-authored several other technical books.