SecurityFocus

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{{Infobox website

| name = SecurityFocus

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| url = {{URL|www.securityfocus.com}}

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| owner = NortonLifeLock since 2002

| authors = Mark Rasch and Kevin Poulsen

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SecurityFocus was an online computer security news portal and purveyor of information security services. Home to the well-known Bugtraq mailing list, SecurityFocus columnists and writers included former Department of Justice cybercrime prosecutor Mark Rasch, and hacker-turned-journalist Kevin Poulsen.{{Cite web |last=Dede |first=David |date=2010-03-11 |title=Good bye securityfocus |url=https://blog.sucuri.net/2010/03/good-bye-securityfocus.html |access-date=2023-09-11 |website=Sucuri Blog |language=en-US}}