[SSL Observatory] F-Secure reports malware signed by valid cert, Gov. of Malaysia.

Adam Langley agl at google.com
Mon Nov 14 16:58:55 PST 2011


On Mon, Nov 14, 2011 at 7:53 PM, Peter Gutmann
<pgut001 at cs.auckland.ac.nz> wrote:
> Note that that's Digi*Sign*, not Digi*Cert*, the other Malaysian CA whose
> certs were used to sign malware.  I wonder if this is also a 512-bit key?

I'm afraid it's actually DigiCert Sdn Bhd; the name in the CN is
rather confusing. Here's the likely intermediate:

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----


Cheers

AGL



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