Computer viruses. Computervirus. How to detect, remove, and prevent them. Hvordan man kan opdage, fjerne, og forhindre dem.

Today I want to talk a little about the dreaded computer virus. I dag vil jeg gerne tale lidt om den frygtede computervirus. The goal of this article is to teach you, the home user, the fundamental skills needed to help detect, remove, and most importantly prevent viruses from infecting your computer. Målet med denne artikel er at lære dig, at home-bruger, de grundlæggende færdigheder, der er nødvendige for at hjælpe med at registrere, fjerne, og vigtigst forhindre, at virus inficerer din computer. As the owner of a computer consulting business, I have seen 1st hand how much damage computer viruses can do. Som ejer af en computer høring af erhvervslivet, jeg har set 1. hånd, hvor meget skade computervirus kan gøre.

To help protect yourself from a virus attack, it will be necessary to understand exactly what a virus is. Beskytte dig mod en virus angreb, vil det være nødvendigt at forstå præcis, hvad en virus er. A virus is essentially a software program designed with malicious intentions, to copy itself and spread from one computer to another. En virus er i bund og grund et software program designet med ondsindede hensigter, for at kopiere sig selv og spredes fra en computer til en anden. What makes a virus so dangerous is what they are designed to do. Hvad gør en virus så farligt er det, de er designet til at gøre.

A virus, once installed on your computer, can easily corrupt or delete data from your computer. En virus, når de er installeret på din computer, kan let beskadiget eller slette data fra din computer. This can be anything from your latest Word document to the irreplaceable pictures of your loved ones. Dette kan være alt fra din seneste Word-dokument til uerstattelige billeder af dine kære. We will get into exactly what a virus can do later in this article. Vi vil komme ind på præcis, hvad en virus kan gøre senere i denne artikel. Now that you have an idea of what a virus is and what it can do to your computer, lets discuss how your computer gets infected. Nu, da du har en idé om, hvad en virus er, og hvad det kan gøre for at din computer, kan drøfte, hvordan din computer bliver inficeret. I have heard countless times from people, " But I did not open any email attachments, how can I be infected?" Jeg har hørt utallige gange fra folk, "Men jeg har ikke åbne en vedhæftet mail, hvordan kan jeg være smittet?" While it is true that a majority of viruses are hidden within email attachments, they can also be downloaded into our computers in the form of images, videos, or even instant messages. Selv om det er rigtigt, at et flertal af virus er skjult inden for e-mail-vedhæftede filer, de kan også hentes ind i vores computere i form af billeder, videoer, eller endog chatbeskeder. I have personally removed a virus from Cd's, jump drives, and floppy disks. Jeg har personligt fjernet en virus fra CD's, jump-drev, og disketter.

Lets talk about ways to help protect your computer from viruses. Lader tale om måder til at beskytte computeren mod virus. To protect your computer from these threats it is vital that you have an anti virus program installed and up to date. Til at beskytte computeren mod disse trusler er det afgørende, at du har en anti-virus program installeret, og op til dato. I have seen many times in the field computers that have anti virus programs but still are infected with a virus. Jeg har set mange gange på computere, der har anti-virus programmer, men stadig er inficeret med en virus. Let me point out that not all anti virus programs are equal. Lad mig påpege, at ikke alle anti-virus programmer er lige. I will not discuss in this article which anti virus program you should or should not use however email me and I will be happy to help you in that aspect. Jeg vil ikke diskutere i denne artikel, som anti-virus program, du bør eller ikke bør anvende imidlertid email mig og jeg vil med glæde hjælpe dig i dette aspekt. Your anti virus program will do you little good if you do not keep your definitions up to date. Din anti-virus program vil gøre dig lidt godt, hvis du ikke holde dine definitioner ajour. New virus are being identified all the time so it is vital to keep your anti virus program up to date on the latest threats. Ny virus er ved at blive identificeret hele tiden, så det er vigtigt at holde din anti-virus program opdateret om de nyeste trusler. Another proven method is to use a firewall. Et andet dokumenteret metode er at bruge en firewall.

A firewall is essentially software or hardware that is designed to filter out information that is being sent to or from your computer. En firewall er primært software eller hardware, der er designet til at filtrere de oplysninger, der bliver sendt til eller fra din computer. Think of a firewall as a Guard at the end of your driveway, before anyone enters your home they must first pass a set of rules or security checks you have given before they are allowed to enter your home. Tænk på en firewall som en Guard i slutningen af din indkrsel, før nogen indtaster dit hjem skal de først passere et sæt regler eller sikkerhedskontrol du har givet, før de får lov til at indtaste dit hjem. Some of the software-based firewalls include Norton Internet Security, Zone Alarm and Trend Micro. Nogle af de software-baserede firewalls omfatte Norton Internet Security, Zone Alarm og Trend Micro. You may be using a hardware firewall and not even know it. Du kan bruge en hardware firewall og ikke engang ved det. If you have a LAN (Local area network) then chances are you have a router of some kind. Hvis du har et LAN (Local Area Network), så chancerne er du have en router eller anden form. Most routers come built in with a firewall, which is very effective at protecting your computer from viruses. De fleste routere kommer indbygget med en firewall, som er meget effektiv til at beskytte computeren mod virus. Another technique used to help prevent viruses is to keep your computer up to date. En anden teknik, der anvendes til at hjælpe med at forhindre virus er at holde computeren opdateret. If you are using a windows based PC, check Windows Update often for any security patches that are released. Hvis du bruger en Windows-baseret pc, skal du kontakte Windows Update ofte for alle sikkerhedsrettelser, der er frigivet.

Do not open email attachments if you do not know the sender, this is asking for trouble. Åbn ikke vedhæftede filer, hvis du ikke kender afsenderen, er dette skabe problemer. Lets move on to identifying infected computers. Lader gå videre til at identificere inficerede computere. As a PC technician, it is my responsibility to quickly identify the signs of virus infections. Som en PC tekniker, det er mit ansvar til hurtigt at identificere tegn på virus infektioner. Computers with virus infections will often show some of the following symptoms. Computere med virus infektioner vil ofte vise nogle af følgende symptomer. Please note, that the issues listed below may be caused by several problems, such as spyware, and are not specific to viruses. Vær opmærksom på, at de spørgsmål, som er nævnt nedenfor, kan skyldes flere problemer, såsom spyware, og som ikke er specifikke for virus. Your computer may be slow to start or shut down. Computeren kan være langsom til at starte eller lukket ned. You may be missing data on your hard drive or, in worst case scenarios, lose all data on the drive. Du kan manglende data på din harddisk eller i værste fald, miste alle data på drevet. You may experience strange error messages or you computer will shut down unexpectedly. Du kan opleve mærkelige fejlmeddelelser eller du computer vil lukke uventet. Your fonts may be distorted and overlap or you may experience difficulties in printing. Deres skrifter kan fordrejes og overlapning eller du kan opleve vanskeligheder med udskrivning.

These are just some examples of the harm viruses can do. Disse er blot nogle eksempler på den skade, vira kan gøre. Now the most difficult part, removal. Nu er den vanskeligste del, skal fjernes. This is a topic worthy of its own article as there are many different procedures in virus removal. Dette er et emne, der fortjener sin egen artikel, da der er mange forskellige procedurer i fjernelse af virus. I will discuss with you the very basics. Jeg vil fortælle dig om de meget grundlæggende. If you think you are the victim of a virus do a thorough scan of your computer. Hvis du tror du er offer for en virus gøre en grundig scanning af computeren. It may also be beneficial if you scan your hard drive while in safe mode. Det kan også være en fordel, hvis du scanner din harddisk, mens du arbejder i fejlsikret tilstand. This is usually accomplished by tapping F8 at start up, but refer to your computer's manual for instructions to be certain. Dette er normalt ved at trykke på F8 ved opstarten, men henvise til din computer's manual for at få instruktioner for at være sikker.

If you do not have an anti virus program, first thing to do is get one! Hvis du ikke har et anti-virus program, første ting at gøre, er at få en! In the meantime you may use the services of an online virus removal tool. I mellemtiden kan du gøre brug af en online virus værktøjet. Many of the popular anti virus programs offer this service. Mange af de populære anti-virus programmer tilbyde denne tjeneste. My intent of this article was to help inform you of the dangers virus threats can pose, as well as giving you the knowledge to help detect, remove and prevent these threats. Min hensigt med denne artikel var at bidrage til at informere dig om de farer, virus trusler kan udgøre, samt giver dig viden til at hjælpe med at registrere, fjerne og forebygge disse trusler. I hope I have accomplished this, and you can walk away after reading this article, feeling more confident of your abilities to protect your computer from virus threats. Jeg håber, at jeg har gjort dette, og du kan gå væk efter at have læst denne artikel, en følelse af mere tillid til dine evner til at beskytte computeren mod virus trusler.