2008 Data Breach Investigations Report

Some really exciting statistics reported by Verizon Business RISK team.

It is worth to note the fact that although percentage-wise the insider data breaches are 18% compared to the external 73%, later in the report is is mentioned that impact of an insider breach is relatively a lot higher than of an external breach.  Summary is below:

Who is behind data breaches?
73% resulted from external sources 
18% were caused by insiders
39% implicated business partners
30% involved multiple parties

How do breaches occur?
62% were attributed to a significant error 
59% resulted from hacking and intrusions  
31% incorporated malicious code
22% exploited a vulnerability
15% were due to physical threats

What commonalities exist?
66%  involved data the victim did not know was on the system
75%  of breaches were not discovered by the victim 
83%  of attacks were not highly difficult
85%  of breaches were the result of opportunistic attacks
87%  were considered avoidable through reasonable controls

You can find the report here

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