List of compressed files that are scanned by Web Security Service

Products

• Cloud Secure Web Gateway - Cloud SWG

Issue/Introduction

A listing of compressed files scanned by Web Security Service (WSS)

Environment

Web Security Services

Resolution

Web Security Service scans the following file types with advanced policy:

• Q?—files compressed by the SQ program.
• 7z—7-Zip compressed file.
• ace—ACE compressed file
• ALZ—Alzip compressed file
• AT3—Sony's UMD Data compression
• bke—BackupEarth.com Data compression 
• ARC
• ARJ—ARJ compressed file
• BA—Scifer Archive (.ba), Scifer External Archive Type
• big—Special file compression format used by Electronic Arts for compressing the data for many of EA's games
• BIK, bi—Bink Video file. A video compression system developed by RAD Game Tools
• BKF, bkf—Microsoft backup created by NTBACKUP.EXE
• bzip2, bz2"
• bmp—Paint
• c4—JEDMICS image files, a DOD system
• cab—Microsoft Cabinet
• cals—JEDMICS image files, a DOD system
• cpt, sea—Compact Pro (Macintosh)
• DAA—Closed-format, Windows-only compressed disk image
• deb—Debian Linux install package
• DMG—An Apple compressed/encrypted format
• EEA—An encrypted CAB, ostensibly for protecting e-mail attachments
• egg—Alzip Egg Edition compressed file
• EGT—(.egt) EGT Universal Document also used to create compressed cabinet files replaces .ecab
• ECAB—(.ECAB, .ezip) EGT Compressed Folder used in advanced systems to compress entire system folders, replaced by EGT Universal Document
• ESS—(.ess) EGT SmartSense File, detects files compressed using the EGT compression system.
• GHO—(.gho, .ghs); Norton Ghost
• gzip—(.gz); Compressed file
• IPG—(.ipg) Format in which Apple Inc. packages their iPod games. can be extracted through Winrar
• jar—ZIP file with manifest for use with Java applications.
• LBR—Library file
• LQR—LBR Library file compressed by the SQ program.
• LHA—Lempel, Ziv, Huffman
• Lza—Lempel, Ziv, Huffman
• lzo
• lzma
• lzx
• MPQ—Used by Blizzard games
• bin—MacBinary
• PAK—Enhanced type of .ARC archive
• par—par archives
• par2—par archives
• pk3—Quake 3 archive (.pk3) (See note on Doom³)
• pk4—Doom³ archive (.pk4) (Opens similarly to a zip archive.)
• RAR—Rar Archive (.rar), for multiple file archive (rar to .r01-.r99 to s01 and so on)
• SEN—Scifer Archive (.sen), Scifer Internal Archive Type
• sit—StuffIt (Macintosh)
• sitx—StuffIt (Macintosh)
• tgz—gzipped tar file
• tar
• tar.gz—gzipped tar file
• gz—gzipped tar file
• TB—Tabbery Virtual Desktop Tab file
• TIB—Acronis True Image backup
• uha—Ultra High Archive Compression
• VIV—Archive format used to compress data for several video games, including Need For Speed: High Stakes.
• VOL—Unknown archive
• VSA—Altiris Virtual Software Archive
• Z—Unix compress file
• zoo
• zip