Ramblings & ephemera

Vista & Mac OS X security features

From Prince McLean’s “Pwn2Own contest winner: Macs are safer than Windows” (AppleInsider: 26 March 2009): Once it did arrive, Vista introduced sophisticated new measures to make it more difficult for malicious crackers to inject code. One is support for the CPU’s NX bit, which allows a process to mark certain areas of memory as “Non-eXecutable” [...]

The latest on electronic voting machines

From James Turner’s interview with Dr. Barbara Simons, past President of the Association for Computing Machinery & recent appointee to the Advisory Board of the Federal Election Assistance Commission, at “A 2008 e-Voting Wrapup with Dr. Barbara Simons” (O’Reilly Media: 7 November 2008): [Note from Scott: headers added by me] Optical Scan: Good & Bad [...]

How to delete stuck files on Amazon’s S3

I use Amazon’s S3 (Simple Storage Service) to back up files, and I also use OmniGraffle, a diagramming program, on my Mac. This is a letter I sent to OmniGraffle recently that explains a problem with the interaction of OmniGraffle and S3. Start letter: OmniGraffle (OG) is a great app, but it has a serious, [...]

Mozilla fixes a bug … fast

One of the arguments anti-open sourcers often try to advance is that open source has just as many security holes as closed source software. On top of that one, the anti-OSS folks then go on to say that once open source software is as widely used as their closed source equivalents, they’ll suffer just as [...]