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Android 4.4 arrives with new security features – but do they really matter?

04

Nov

2013

Last week, Google has released the 4.4 (KitKat) version of their omni-popular Android OS. Between the improvements, some have noticed several security-related changes. So, how much more secure is Android 4.4?When talking about Android 4.4 (KitKat) major security improvements, they can be divided into 2 categories:1. Digital certificatesAndroid 4.4 will warn the user if a […]

Category General Written by Securelist / Blog 0 Comments

Digging Into Certificate Revocation Lists

11

Jul

2013

In this blog we shall reveal the uses for certificates, uncover how to combat abused certificates and dig deep into an example of how malicious software can be digitally signed to pass certification verification. What is a certificate? In cryptography, a public key certificate, also known as a digital certificate, is an electronic document that […]

Category Security Written by Websense 0 Comments

Spyware Hides Behind Stolen Opera Digital Certificate

28

Jun

2013

Opera recently disclosed that attackers compromised their network and stole at least one expired Opera code signing certificate. The attackers then used this certificate to sign their malware, which tricked the target system and (even) security software into thinking that the file was legitimate.We obtained a sample of the said malware (which is detected as […]

Category General Written by Security Intelligence 0 Comments

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Android 4.4 arrives with new security features – but do they really matter?

Digging Into Certificate Revocation Lists

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