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  2. Malicious Software Removal Tool - Wikipedia

    en.wikipedia.org/wiki/Malicious_Software_Removal...

    In a June 2006 Microsoft report, [2] the company claimed that the tool had removed 16 million instances of malicious software from 5.7 million of 270 million total unique Windows computers since its release in January 2005. The report also stated that, on average, the tool removes malicious software from 1 in every 311 computers on which it runs.

  3. HTTP 403 - Wikipedia

    en.wikipedia.org/wiki/HTTP_403

    This can be due to a misconfiguration or intentional restrictions imposed by the server administrator. Blocked by firewall or security software: A 403 status code can occur if a firewall or security software blocks access to the resource. This may happen due to security policies, malware detection, or other security measures.

  4. Computer virus - Wikipedia

    en.wikipedia.org/wiki/Computer_virus

    This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Computer program that modifies other programs to replicate itself and spread Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles A computer virus is a type of malware that, when executed, replicates itself by ...

  5. Potentially unwanted program - Wikipedia

    en.wikipedia.org/wiki/Potentially_unwanted_program

    Some unwanted software bundles install a root certificate on a user's device, which allows hackers to intercept private data such as banking details, without a browser giving security warnings. The United States Department of Homeland Security has advised removing an insecure root certificate, because they make computers vulnerable to serious ...

  6. Threat (computer security) - Wikipedia

    en.wikipedia.org/wiki/Threat_(computer_security)

    In computer security, a threat is a potential negative action or event enabled by a vulnerability that results in an unwanted impact to a computer system or application.. A threat can be either a negative "intentional" event (i.e. hacking: an individual cracker or a criminal organization) or an "accidental" negative event (e.g. the possibility of a computer malfunctioning, or the possibility ...

  7. Blue screen of death - Wikipedia

    en.wikipedia.org/wiki/Blue_screen_of_death

    systemd, a software suite providing system components for Linux operating systems, implements a blue screen of death similar to that of Microsoft Windows using a systemd unit called systemd-bsod since August 2023, which was fully added on December 6, 2023 starting with version 255 of systemd. [38]

  8. MS Antivirus (malware) - Wikipedia

    en.wikipedia.org/wiki/MS_Antivirus_(malware)

    In a typical installation, MS Antivirus runs a scan on the computer and gives a false spyware report claiming that the computer is infected with spyware. Once the scan is completed, a warning message appears that lists the spyware ‘found’ and the user either has to click on a link or a button to remove it.

  9. Blaster (computer worm) - Wikipedia

    en.wikipedia.org/wiki/Blaster_(computer_worm)

    The damage to Microsoft was minimal as the site targeted was windowsupdate.com, rather than windowsupdate.microsoft.com, to which the former was redirected. Microsoft temporarily shut down the targeted site to minimize potential effects from the worm. [citation needed] The worm's executable, MSBlast.exe, [10] contains two messages. The first reads: