Among the more interesting statistics from a Secret Service study of insider attacks, some 80% of insiders who launched attacks on their companies had exhibited negative behaviors before the incident.
A study by the Secret Service shows that insider attacks on computers and networks aren't just a spur-of-the-moment phenomenon. Most attacks are planned in advance, and alert managers can often spot an attacker in the making.
Among the more interesting statistics from the Secret Service study:
-- 80% of insiders who launched attacks on their companies had exhibited negative behaviors before the incident
-- 92% had experienced a negative work-related event, such as a demotion, transfer, warning or termination
-- At the time of the incident, 59% were former employees or contractors, while 41% were still on the company clock
-- Of the former employees, 48% had been fired, 38% had resigned and 7% had been laid off
-- 86% were employed in a technical position. Of them, 38% were system administrators
-- 21% were programmers, 14% were engineers and 14% were IT specialists
-- 96% of the inside attackers were male
-- Just under one-third of the insiders had an arrest history
-- 57% of insiders were perceived by others to be disgruntled
-- The majority of insiders compromised computer accounts, created unauthorized backdoor accounts or used shared accounts in their attacks
-- Remote access was used to carry out the majority of the attacks
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