The OpenSSH suite of tools provides replacements for some of the common administrative tools used today such as telnet, FTP and the r-utilities; yet, these tools, considered insecure because they use clear-text communication over the network, are in still in common use. OpenSSH provides an encrypted channel between computers and remote servers to ensure against a malicious attacker intercepting and reading information in transit.
About the Authors
Tyler Hudak joined the computer industry working as a UNIX and NT Systems Administrator with a small insurance company in Akron, Ohio. He later expanded his experience through several systems administration positions giving him experience in a wide variety of platforms and OS variants. This gave him the low-level technical expertise critical in the area of Information Security. Tyler has earned a B.S. in Computer Science from the University of Akron and is GCIA certified.
Brad Sibley is an Infrastructure Technologist for Flint Hills Resources, LP, a Wichita, Kansas -based refining and chemicals company wholly owned by Koch Industries, Inc., also headquartered in Wichita. In his current role he is also responsible for participating in FHR IT security initiatives/projects and is a member of the team that supports the FHR storage area network. Prior to coming to FHR, Brad worked for 12 years in various IT positions for Conoco, Inc. He has worked in the IT field for 18+ years, 10 as a software developer/analyst and the past 8+ as a UNIX technologist, working primarily with Sun Solaris and HP-UX systems. Brad holds a B.S. in Mathematics/Computer Science from Oklahoma Christian University.