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What is the strongest antivirus software at present?
Gold medal: BitDefender

BitDefender antivirus software comes from

Romania's old anti-virus software, 240,000 large virus database, will provide maximum protection for your computer, powerful anti-virus engine and Internet filtering technology, and provide you with instant information protection function. Answer a few simple questions, you can easily install and support online upgrade.

It includes: 1. Permanent antivirus protection; 2. Background scanning and network firewall; 3. Safety control; 4. Automatic rapid upgrade module; 5. Create a scheduled task; 6. Virus quarantine area.

Silver Award: Kaspersky

Kaspersky anti-virus software comes from Russia, which is the best and top-level network anti-virus software in the world, and its virus killing performance is much higher than that of similar products. Kaspersky anti-virus software has super central management and anti-virus ability, which can really achieve anti-virus with poison! Provide a wide range of anti-virus solutions. It provides all kinds of anti-virus protection: anti-virus scanner, monitor, behavior prevention, comprehensive inspection, e-mail channel and firewall.

It supports almost all common operating systems. Kaspersky controls all possible virus portals. Its powerful functions, local flexibility and network management tools provide the greatest convenience and shortest time for automatic information search, centralized installation and virus protection control, and build your anti-virus isolation wall. Kaspersky antivirus software has many certificates from international research institutions, neutral testing laboratories and IT publishing institutions, which proves that Kaspersky has the highest level of excellent quality in the industry.

Bronze Award: F- Safe Anti-virus

Anti-virus software from Finland, the hometown of Linux, integrates four sets of anti-virus engines: AVP, Libra, Orion and Tianlong. One of them is Kaspersky's antivirus kernel, shine on you is better than Blue. Personally, I feel that anti-virus efficiency is better than Kaspersky. The software adopts distributed firewall technology, which is particularly effective for network popular viruses.

Kaspersky ranked first in the evaluation of PC Utilites, but later Kaspersky added an extended virus database, surpassing F-secure. In view of the fact that ordinary users do not need to expand the virus database, F-secure is still a good choice for ordinary users. F-Secure AntiVirus is a powerful real-time virus monitoring and protection system, which supports all Windows platforms. It integrates multiple virus monitoring engines. If one of them is ignored, the other will monitor it. It can scan hard disks or folders or files, and the software provides password protection and virus information.

Fourth place: PC-cillin

Trend Micro Internet Security Personal Edition integrates personal firewall, anti-virus and anti-spam functions to provide maximum protection for desktop computers without too much user action. Conduct "real-time security defense monitoring" when users use it daily and surf the Internet;

The built-in firewall is not only more convenient for you to use and set according to local conditions, but also the double protection of "professional master personal firewall" and "Trojan damage removal and recovery technology" can refuse all kinds of hacker programs' access requests to computers. The virus interception technologies newly developed by Trend Micro, including "active anti-virus response system" and "virus scanning logic analysis technology", can not only accurately detect the hiding and incarnation of the virus and completely eliminate it, but also intercept and block specific variants of the virus, so that the virus can no longer take advantage of it; Powerful "spam filtering function" can completely intercept unsolicited spam for you.

The numerous functions of Trend Micro Internet Security Personal Edition ensure your computer system to work normally and get rid of the nightmare of virus infection.

Fifth place: ESET Nod32

The evaluation of authoritative anti-virus software abroad gave NOD32 a high score and won more than 40 awards around the world, including virus bulletin, PC magazine, ICSA, Checkmark certification, etc. It is the only anti-virus software in the world that has passed VB 100% test for 26 times, ranking first among all products! The product line is very long, from DOS, Windows 9x/Me, Windows NT/XP/2000 to Novell Netware Server, Linux, BSD and so on. It can monitor emails in real time, occupies less memory resources, and the speed and effect of virus removal are satisfactory.

Sixth place: McAfee VirusScan

One of the best-selling antivirus software in the world, McAfee antivirus software, not only updated the operation interface, but also combined the company's WebScanX function and added many new functions! In addition to helping you detect and delete viruses, it also has a VShield automatic monitoring system, which will reside in the system tray. When you open a file from a disk, network or email folder, it automatically detects the security of the file. If the file contains a virus, it will immediately warn you and handle it appropriately. It also supports the right mouse button shortcut menu function, which can lock personal settings with a password so that others can't change your settings.

Seventh place: Norton antivirus

Norton antivirus software is a powerful anti-virus software, which can help you detect thousands of known and unknown viruses. Whenever you turn on your computer, automatic protection will remain in the system tray. When you open a file from a disk, network or email folder, it automatically detects the security of the file. If the file contains a virus, it will immediately issue a warning and handle it appropriately. In addition, it also comes with LiveUpdate function, which can help you automatically connect to Symantec's FTP server to download the latest virus pattern, and then automatically complete the installation and update after downloading.

Eighth place: AVG antivirus

AVG antivirus is a well-known antivirus software in Europe. AVG anti-virus system is quite complete, and can detect any accessed file in real time to prevent computer virus infection. E-mails and attachments can be scanned to prevent computer viruses from spreading through e-mails and attachments; The "virus database" records the characteristics of computer viruses, attack dates and other related information; "Boot protection" can detect boot virus when the computer is turned on to prevent boot virus infection.

In anti-virus, we can scan floppy disks, hard disks, CD players and network disks. When scanning, you can only scan a directory on the disk, hard disk or CD-ROM drive. Can scan file viruses, macro viruses and compressed files (supports real-time decompression scanning of compressed files such as ZIP, ARJ and RAR).

If a file is found to be infected with a virus during scanning, the infected file will be isolated to the AVG virus database, and the virus will be removed after scanning. Support online upgrade. Now the latest free version is available for everyone to use. Go to official website to fill in the form before installation, and get a serial number from the reply. There are three versions of AVG antivirus (professional version, server version and free version), including a free version for personal non-profit use, which has complete functions, but some functions cannot be set, such as antivirus schedule can only be set once a day.

Ninth place: CA antivirus

ETrust EZ Antivirus is an anti-virus software, which has passed the certification of ICSA (International Computer Security Association). ICSA is responsible for detecting and verifying the effectiveness of products against virus and malicious code attacks. According to CA, even the "wild" malignant viruses can be detected with 100% in ICSA test.

CA Antivirus is an antivirus software that mainly provides solutions for small and medium-sized enterprises and SOHO users. Operating systems supported by this product include Windows 98, Windows ME, Windows NT and Windows 2000 Professional. In addition, CA also provides the anti-virus solution component "eTrust EZ Armor" including CA Antivirus. The new version adopts a brand-new user interface, which is easier to use; The newly added file isolation function can effectively prevent system files from being deleted by mistake; Improved the help system; Enhanced the function of "flashing" system tray icon.

Tenth place: Norman virus control

Norman virus control is a famous brand of anti-virus software in Europe. In order to ensure the best protection of your computer system, Norman Data Security System provides a variety of anti-virus tools for you to choose from to meet your different needs. This product combines advanced virus scanning engine, heuristic analysis technology and macro verification technology, which can effectively kill known and unknown viruses. NVC can kill all kinds of viruses, including files and boot zone viruses, without restarting the machine with anti-virus software.

Eleventh place: AntiVirusKi

AntiVirusKit 2006 is a product of German G-Data Company, whose full English name is GData AntiVirusKit, or AVK for short. Is a dual-engine anti-virus software using KAV and BitDefender(BD) Romanian anti-virus software, with super anti-virus ability and high reputation abroad.

The running speed is stable, and it has the functions of virus monitoring, email virus interception, email protection, online automatic update and so on. It can block all threats from the Internet, such as viruses, worms, hackers' backdoors, Trojans, dialers, adware and spyware, support instant scanning of compressed files and emails, support heuristic virus scanning, support password protection, and provide permanent security protection for computers.

The biggest advantage of AVK is that as long as the virus or Trojan horse is input into the virus database, it will intercept the virus before it runs, and there will be no poisoning and then antivirus. At present, AVK2006 virus database has surpassed 33W card /BD dual antivirus engine, which is absolutely first-class!

Twelfth place: A Vast

13th place: Panda Titanium

Fourteenth place: F-Prot

15: PCTools AntiVirus

Sixteenth place: virus robot expert

Seventeenth place: WinAntiVirus