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Posts Tagged ‘mail security’

On March 4th we spotted a large number of unusual emails being blocked by our Linux Mail Security product. The emails all contained the same PDF attachment (MD5: 97b720519aefa00da58026f03d818251) but were being sent from many different source addresses. The emails were written in German and most were sent from German IP addresses. Below is a […]

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Today Mandiant released an detailed report dubbed “APT1” which focuses on a prolific cyber espionage campaign by the Comment Crew going back to at least 2006 and targeting a broad range of industries. The report cites the earliest known public reference about APT1 infrastructure as originating from Symantec. We have detected this threat as Backdoor.Wualess […]

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