Virus safety in the home network:
The biggest threat comes from the PC ,Trojans and other pests. With a good anti-virus software and the right advice to protect themselves and Dell inspiron 1501 battery effectively. The fraudsters to spread their malware in three ways:
- Pure mass: The criminals hang a pest an email with more or less doubtful text and send it a million times. Or they put the virus on a server on the Internet and send emails or news via Messenger with a link to the pest. Defense: These attacks have little chance of success, as less experienced users already know the trick. To attachments and links in strange mails respond today only absolute computer novices wrong. This must then anti-virus software can help. Incidentally, these days are dangerous in principle almost all file types. Even on a PDF document can hoist system to viruses.
- Social engineering: It works in principle as first, just in mail or on a website a truly sophisticated text to the recipient to click on the link or the attachment to the lead that. Examples are alleged accounts, warnings, police documents in the appendix – or porn videos or pictures of naked people who want to be downloading it. If the text is well done and the mesh is true even experienced users can fall for the trick, and attachment or downloading the malicious file start. Defense: Be as wary as possible! If in doubt, please do not just click on the click. Against very well done with social engineering attacks, no one is immune. Fortunately, these are still very rare. If you have a virus but once started, must take the anti-virus tool.
- Drive by download & Co.: This method injects virus into the system without the user much dazutut. Visiting a website prepared enough – and the malicious code reaches about bugs in the browser onto the system. Defense: against such attacks only help a well-protected system and a good antivirus software.
Shall work anti-virus tools
If all care has been of no use and want to sneak a virus on the PC and pavilion dv4000 battery, the antivirus software must prevent that. Take precedence, the tools:
- Signature: The antivirus program file is one with signatures. They are the fingerprints of viruses that uniquely identify a pest. The signatures by the tool gets update from its manufacturer. This method detects the virus reliably. False alarms are rare. the signature on a PC come up, but takes some time. For in the first spread of the pest, and only then can the anti-virus vendors discovered and analyzed. This must create a signature and by providing fix. The time span is between a few minutes or days, rarely weeks.
- Heuristic: Most pests are only a few variants, up to date successful viruses. Antivirus programs have therefore stored program model, probably in all variants occur. This method also detects new variants. However, they also produced false positives in tests and showed detection rates of only 20-45 percent.
- Behavior analysis: It analyzes the actions of every unknown program and stop it if a suspicious conduct. This method also detects completely new pests, but also produces many false positives. The tools are usually the right decision to rely on the user.
If your antivirus program reports a pest, it is important how you respond. The further procedure depends on which module the message prints, and locate the virus and what kind of kind of virus it is.
- Virus scanner: Activate a test run with the scanner activate manually to allow the PC to examine all files. Some anti-virus tools to start such a test run automatically – a week or two displays. When notified by the anti-virus program in the present investigation a pest, then this is probably some time on the PC. You should install the system from scratch. Exception: The pest is in the mail database as an attachment to an email and you are sure that no one has opened your PC and thinkpad x61 battery this Annex to.
- Quarantine pest in transport: The guard is permanently active and monitors all current write operations on the PC. Reports of the virus monitors pest tried probably just sneak it. It is usually sufficient, anti-virus tool in quarantine to take leave of the pest.
- Virenart: Check your anti-virus program is a virus is found mostly about the pest and also classifies them according to one of his dangerousness. The tool reports about a tracking cookie, is the equally little reason for a new installation as a hoax virus. All other messages, you must take very seriously.
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