Asokan is senior correspondent for Information Security Media Group's global news desk. She has previously worked with IDG and other publications where she reported on developments in technology, minority-rights and education.
Over the weekend, an extensive disruption to Iran's telecommunication networks knocked out about 25 percent of the country's internet service for several hours, according to NetBlocks, which tracks internet freedom across the globe.
Earlier this year, intruders probed weaknesses in the network firewalls of a U.S. power utility to attempt a distributed denial-of-service attack, but there was no disruption in electricity service, according a recently released report. The incident illustrates potential weaknesses in the power grid.
A massive botnet attack earlier this year utilized more than 400,000 connected devices over the course of 13 days, according to researchers at the security firm Imperva.
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