Free complete protection against software for windows

System Requirements: Intel Pentium and compatible processor with 32MB RAM

Enhancements: 1. Improved detection technology 2. Driver feature added

avast! 4 Home Edition is a powerful, free and complete ICSA certified antivirus, with Checkmark certified anti-spyware, and cutting edge GMER anti-rootkit software for non-commercial home use.
avast! continues to achieve Virus Bulletin VB100% awards, with an uninterrupted record of wins for over two years, which not all competitors can claim.

On Demand Scanner - with Skinnable Simple Interface - just select what you want to scan, in which way, and press the Play button.

On-Access Scanner - with special providers to protect:

1. Most available E-mail clients,
2. Instant Messaging - ICQ, Miranda etc.,
3. Network traffic - Intrusion Setection,
4. P2P protection for Kazza, BitTorrent etc.,
5. Web shield - monitors and filter all HTTPtraffic,
6. NNTP Scanner - scans all Usenet Newsgroup traffic
7. And of course all operations on PC files.

avast! can scan inside the huge number of different packers including ZIP, ARJ, RAR etc. even OutlookExpress .dbx files.
Boot-Time Scanner - scans disks in the same way and in the same time as Windows CHKDSK does (on NT/2000/XP only).
Screen Saver Scanner - scans PC during your coffee breaks.
Virus Chest - safe, isolated folder to store infected, suspicious and even some system files - to restore them.
Major Features:

1. All-inclusive and comprehensive protection FREE avast! antivirus Home Edition includes ANTI-SPYWARE protection, certified by the West Coast Labs Checkmark process, and ANTI-ROOTKIT detection based on the best-in class GMER technology. No additional purchase is required.
2. Simple to use and automated Daily automatic updates ensure continuous data protection against all types of malware and spyware. Simply install and forget. We've made avast! as simple to use as possible.
3. Tried and Trusted With over 70 million users of avast!, you can rest assured that you are using one of the most tried and trusted products in Windows security. We support more Windows versions (from Windows 95 to Vista 64bit) than any other anti-malware product. No matter what system you have, avast! has it covered.
4. Anti-spyware built-in: Certified by West Coast Lab's Checkmark process, avast! has full anti-spyware capabilities built-in, to make your protection even more complete.
5. Anti-rootkit built-in: Based on the class-leading GMER technology, avast! can now scan your live system for rootkit infections; no boots disks are required. If a rootkit is discovered, it is initially disabled and then if it can be safely removed without affecting the performance of the computer, it is removed. avast! antivirus includes a virus database which can be automatically updated to provide continuous protection against rootkits.
6. Strong self-protection: Some viruses may attempt to switch off a computer's antivirus software. To help keep your protection working, even against the latest threats that may try to disable your security protection, avast! has best-in-class strong self-protection built in, to make sure, no matter what you face, avast! carries on protecting your valuable data and programs. This is based on the multi-award winning avast! antivirus technology and provides an extra layer of security to ensure your data and programs are always protected.
7. Antivirus kernel: The avast! engine also features outstanding unpacking support. It can scan inside the following archives: ARJ, ZIP, MIME (+ all associated formats), MAPI (Outlook pst files), DBX (Outlook Express archives), RAR, TAR, GZIP, CAB, BZIP2, ZOO, ACE, ARC, LHA/LHX, TNEF (winmail.dat), CPIO, CHM, RPM, ISO, 7ZIP and SIS. It also supports a number of executable packers (such as PKLite, Diet, UPX, ASPack, PeShield, FSG, MEW etc.).
8. Simple User Interface: The appearance of the Simple User Interface is very flexible. It supports so-called skins, allowing users to change the appearance of the application interface.
9. Standard resident protection
10. P2P and IM Shields: Avast features a module for the protection of IM (Instant Messaging, "chat") programs, and a module for the protection of P2P (peer-to-peer) programs. The list of supported IM and P2P programs is extensive with more than 30 programs currently supported.
11. Network Shield: This module provides protection against known Internet worms/attacks. It analyses all network traffic and scans it for malicious contents. It can be viewed as a lightweight firewall (or more precisely, an IDS (Intrusion Detection System). The Network Shield is only available on NT-based systems (Windows NT/2000/XP/Vista).
    

12. Web Shield: Web Shield is a unique feature of avast! that enables it to monitor and filter all HTTP traffic coming from the Web sites on the Internet. The Web Shield acts as a transparent HTTP proxy and is compatible with all major web browsers, including Microsoft Internet Explorer, FireFox, Mozilla and Opera.

13. Automatic updates: If your Internet connection is persistent, the updates are performed completely automatically at fixed time intervals. If you connect to the Internet only occasionally, avast! watches your connection and tries to perform the update when you are online.

14. Virus Chest: The main properties of the Virus Chest are complete isolation from the rest of the operating system. No outside process, such as a virus, may access the files inside, and the fact that the files inside the Chest may not be run (executable), there is no danger in storing viruses there.

15. System Integration: avast! antivirus features outstanding integration into your system. A scan can be started directly from Windows Explorer, by clicking a folder or a file with your right mouse button and selecting the corresponding choice from the menu.

16. Integrated avast! Virus Cleaner

17. Support for 64-bit Windows

18. Internationalization

19. Available in English, French, German, Italian, Japaneese, Polish, Portuguese, Russian, Spanish... altogether around 30 languages

Enhancements:

1. anti-spyware
2. anti-rootkit
3. new strong-self protection features added
4. new scanner progress
5. Aavmker4.sys vulnerability fixed
6. improved boot time scanner
7. malicious URL blocker

Requirements:

1. Minimum of 32MB (64MB to 128MB pref) of RAM
2. 486 class processor with 50MB free hard drive space

WareSeeker Editor

Spyware Terminator 2.5.8.35 Beta / 2.5.7.140 is a useful and comprehensive spyware remover, providing real-time protection against spyware, adware, keyloggers, trojan horses, browser hijackers and other malware threats.

Spyware Terminator protects your computer through powerful real-time protection shield, advanced system scanning and keeping found spyware in the safe quarantine. Spyware Terminator monitors your computer for both known and unknown spyware. The known spyware can be detected and identified during the scan, the unknown spyware can be detected but it cannot be identified immediately. After you send it to Crawler Spyware Central for further analysis, it can be identified and correctly removed or moved to Quarantine.

Spyware Terminator scans your entire system using a regularly updated database of known spyware. Due to the constantly changing environment, the spyware database is updated regularly at Crawler Spyware Central to provide you with continuous protection.

Spyware scanning is used on a manual basis (on-demand scanning) as well as on a scheduled basis using the spyware scheduler to perform full system scans to locate and remove unwanted spyware threats. Spyware scans perform in-depth scans of your computers hard drives, memory, process, and registry to seek out and remove any and all known and unknown spyware threats.

Major Features:

1. Effective spyware protection
2. Real-time shield protection
3. Integrated antivirus protection
4. Expanded database updated daily
5. Ability to fully customize scans
6. Host Intrusion Prevention System (HIPS)
7. Easy to use and to setup

Enhancements:

• This version of Spyware Terminator brings a specially designed feature for laptop users. Portable PC recognizes when the laptop is running on battery power and automatically postpones the planned scan until it is plugged in again.
• The behavior of Basic Mode, one of two real-time protection modes, has been significantly modified in this version of Spyware Terminator. Problems with accidental blocking of some items have been solved. Users of Basic Mode will also receive top protection against malware with minimal alerts, thanks to our extensive database of nearly 1,000,000 items.