cisco ios

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  • Guest review: Lion = Magic

    On a gut level, Lion evokes some of the same feelings my original Macintosh did back in 1984. The first Bondi blue iMac struck me this way as did the first iPod, iPhone and iPad. A guest blog by...

    Blog posts | July 28, 2011 5:00am PDT

  • Vyatta - wouldn't it be great if Cisco's IOS ran in a VM?

    I've been meaning to comment on a post by Kelly Herrell, CEO of Vyatta, in which he was responding to a comment that it would be great if Cisco made it possible for the functions offered by their...

    Blog posts | August 9, 2010 2:51am PDT

  • Cisco drops patches for serious IOS vulnerabilities

    Cisco has released a peck of patches to cover multiple security flaws in its flagship Cisco IOS.

    Blog posts | September 24, 2009 3:12am PDT

  • Cisco IOS patch day covers multiple vulnerabilities

    Cisco has shipped a batch of patches to cover multiple vulnerabilities affecting IOS, the software that powers the vast majority of Cisco's routers and switches. In all, the company released 8...

    Blog posts | March 25, 2009 5:18pm PDT

  • IT Dojo: 10 Cisco IOS Router file management commands every admin should know [video]

    Just like Windows and Linux, the Cisco IOS has its own list of commands to manipulate files, and it’s critical for Cisco network administrators to be very familiar with them. In this video,...

    Blog posts | March 24, 2009 2:15am PDT

  • Cisco mega patch plugs serious IOS vulnerabilities

    Today is a very busy patch day for network administrations managing Cisco gear. The networking giant released a whopping 12 bulletins with fixes for a wide range of security vulnerabilities in...

    Blog posts | September 24, 2008 4:44pm PDT

  • Cisco confirms possibility of IOS rootkits

    On the heels of an EUSecWest conference presentation on malicious rootkits for Cisco IOS (see background), Cisco's security response team has published a must-read document confirming that...

    Blog posts | May 27, 2008 9:39am PDT

  • Security Researcher to release Cisco rootkit at EUSecWest

    According to good friend Robert McMillan of IDG News, Sebastian Muniz, a researcher with Core Security Technologies, has developed malicious rootkit software for Cisco's routers, which he will...

    Blog posts | May 14, 2008 9:03pm PDT

  • Cisco patches IOS vulnerabilities

    Cisco patched multiple vulnerabilities on Wednesday with the most important fixes covering data-link switching, IPv6 and VPN flaws. Among the highest rated patches (all rated 7 or above on a 10...

    Blog posts | March 26, 2008 12:53pm PDT

  • Are Routers the Next Big Target for Hackers?

    I've recently seen a great Black Hat presentation by Felix (FX) Lindner (see pic 2) and a blog posting by Petko D. Petkov (PDP) (see pic 1) on the subject of hacking routers.  What seems to be...

    Blog posts | March 4, 2008 10:53am PST

  • Black Hat, Day 2: DTrace, (un)Smashing the Stack, Cisco IOS Forensics

    Day 2 is done and Black Hat is wrapped up. The second day of talks was power-packed with some really great presentations. Despite a wicked night of celebration after my successful talk, I still...

    Blog posts | February 21, 2008 7:21pm PST

  • Cisco.com goes dark on patch day

    On the same day Cisco released patches for multiple operating system and software vulnerabilities, the network routing and switching vendor suffered an outage that knocked the Cisco.com offline...

    Blog posts | August 9, 2007 7:56am PDT

  • Cisco admits IOS flaw, releases patch

    Several months after trying to silence a researcher from discussing the flaw, Cisco has announced a critical failure in recent versions of its Internetwork Operating System, which runs on its...

    Blog posts | September 8, 2005 10:51am PDT

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