avast! Windows Home Server Edition - Revision History

Version 4.8.257

January 9, 2009

• avast! now contains a built-in anti-rootkit protection
• avast! now comes with a built-in anti-spyware protection
• new self-defense function to prevent active malware from terminating avast! processes as well as corrupting avast! files and registry items
• solved a problem with folder duplication in case of malware removal
• code further optimized for operation on WHS: the server should now work faster
• scheduled scans now run with lower priority (especially on single-core servers)
• improvements in boot-time scanner (detection & removal of hidden or hard to delete files)
• boot-time scanner will not start when booting into Safe Mode (the program was "invisible" in that case, no progress/messages could be seen)
• improvements in many unpackers
• ACE and RAR unpackers now work even in boot-time scanner
• improvements in handling of NTFS streams
• implemented a protection against false positives in critical system files
• greatly improved performance of the updater, especially in cases where many increments are being downloaded (e.g. avast! installations with outdated virus definitions)
• fixed deleting of infected files in some nested archives
• added new unpacker "droppers" (by default turned on in all tasks including the real time scanner)
• fixed a problem with actions on infected files with special names
• Network Shield: added a component for blocking of malware URLs
• added the possibility of sending of statistical information about detected viruses
• added a new option of reporting of false positives
• improved the submission from the Virus Chest (now based on HTTP protocol)
• speed optimizations in the scanning engine
• removed support for ICQ a MSN Messenger alerts
• shell extension: under Windows Vista, shortcut targets are now correctly scanned
• boot-time scanner now correctly displays warning messages about corrupted archives
• improved scanning speed in the Simple user interface
• improved handling of scan exceptions
• fixed a problem with avast being installed in a directory with name containing non-Latin characters
• avast can now correctly handle the case when the INI file is missing/corrupted
• taskbar messages from Internet Mail should now correctly handle most common character encodings
• mail scanner: fixes in IMAP handler (Thunderbird)
• minor enhancements in the Web Shield (detection of streaming content)
• Standard Shield: improved handling of exceptions
• solved a synchronization problem that could potentially lead even to a hang of an avast component (e.g. the Outlook plugin)
• Enhanced UI: it is no longer possible to delete a default task by using the Delete key
• command line scanner (aswCmd.exe): fixed displaying of directory count
• Explorer extension process (aswQuick.exe) now ends immediately after aborting a scan
• Web Shield: solved compatibility problems with Opera browser
• Web Shield: solved problems with some D-Link router devices
• speed optimization in kernel-mode components
• XML scan reports now generated in UTF-8 format (allow for non-Latin characters)

Version 4.7.59

January 7, 2008

• Fixed a bug that was preventing the product from being installed on WHS systems with Dutch, Danish, Portuguese and Serbian locales
• Improved scan exceptions for backup data stored on the WHS

Version 4.7.52

December 20, 2007

Initial release