marklon

This is a blog about security, coding and malware in no particular order. I write as a techie who handles security escalations from about 1/3 of the world. I spend a lot of time talking to customers with compromised networks.

June, 2007

Posts
  • marklon

    Malware over the years. It is only paranoia if they are not out to get you

    • 2 Comments
    In a slight change of pace, I would like to talk about malware and how things have evolved. I am not exactly a spring chicken which surprises some people because I am still part of the support organization. I like it here – I am working on real problems...
  • marklon

    Subtle holes let in the most dangerous people

    • 1 Comments
    Hello again As Will correctly pointed out, the signed/unsigned ‘conversion’ will break the code here. Some of the things that make code less than secure can be very subtle indeed. If you didn’t see the comment then I will restate the point here...
  • marklon

    Buffer overruns - keeping the inside in

    • 2 Comments
    Ah, another “Patch Tuesday” or “Update Tuesday” as we are supposed to call it. Patches have traditionally been replacements for only part of files and we typically replace multiple files. So, last blog, I wittered on about why buffer overflows were...
  • marklon

    Buffer overruns and old school exploits

    • 0 Comments
    I was asked to talk about Buffer overruns and I am happy to do that – although you will forgive me if I don’t give sample code, I hope. We don’t often talk about this but the BlackHats all know this material so I guess that it doesn’t much matter. ...
  • marklon

    Types of vulnerabilities - the missing scales on the dragon

    • 0 Comments
    Back after a busy time and a break. Sometimes we get pulled on to a critical issue where we burn a lot of cycles and have nothing that we can discuss publically after the event. I lost a week or so doing that and then headed off to Kefalonia for a week...
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