certificates

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GinMaster, unwanted Android apps and legit apps gone bad

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More coverage from the Virus Bulletin 2013 Conference in Berlin, Germany. Today's topics include Android botnets, malware abusing legitimate applications and defining the types of apps we allow on our phones.

GlobalSign stops issuing SSL certificates in response to Iranian hacker

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Digital certificate authority GlobalSIgn, the fifth largest issuer of SSL certificates, ceased signing new certificates today after accusations by an Iranian hacker that they are compromised.

Google blacklists 247 certificates. Is it related to DigiNotar hacking incident?

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Google has blacklisted over 200 certificates seemingly related to the DigiNotar hacking incident. What is the full extent of this breach, and who else may have been targeted?

EFF uncovers further evidence of SSL CA bad behavior

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The Electronic Frontier Foundation has published a report showing the SSL certificate industry has been ignoring policies and signing tens of thousands of invalid certificates.

Are signed files safer than others?

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Mike Wood of SophosLabs Vancouver presented "Want my autograph? The use and abuse of digital signatures by malware" at the 2010 Virus Bulletin conference. Mike's talk was focused on the trust that people and technology put into certificates and how Read more…

Certified uncertainty

Screenshot of Stuxnet stolen certificates

Just when we thought we understood what was happening with the Stuxnet rootkit the plot thickens. As I reported in my original story, the rootkit component and several other pieces were signed with a legitimate digital certificate from Realtek Semiconductor. Read more…

Microsoft updates trusted root certs to include Startcom

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This week while I was away at Virus Bulletin Microsoft released an update to the root certificates they include for Windows and Internet Explorer. On its own this is not noteworthy, but I have been meaning to blog about this Read more…