Posts Tagged ‘digital signature’

Trojan that exploits new vulnerability spreads via Android applications catalogue

Jul

2013

Russian anti-virus company Doctor Web discovered the first malignant application for Android that spreads by exploiting the vulnerability Master Key. Android.Nimefas.1.origin can send text messages, transmit confidential information to criminals and allows intruders to remotely execute certain commands on the infected mobile device. Currently the Trojan is spread with games and applications which are available […]

Category General Written by Virus alerts 0 Comments

First Malicious Use of ‘Master Key’ Android Vulnerability Discovered

Jul

2013

Earlier this month, we discussed the discovery of the Master Key vulnerability that allows attackers to inject malicious code into legitimate Android applications without invalidating the digital signature. We expected the vulnerability to be leveraged quickly due to ease of exploitation, and it has.Norton Mobile Insight-our system for harvesting and automatically analyzing Android applications from […]

Category General Written by Symantec Security Response Blog 0 Comments

Digging Into Certificate Revocation Lists

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

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Posts Tagged ‘digital signature’

Trojan that exploits new vulnerability spreads via Android applications catalogue

First Malicious Use of ‘Master Key’ Android Vulnerability Discovered

Digging Into Certificate Revocation Lists

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