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How mandated DMARC policies shift agency email security

Last year, the U.S. federal government mandated that by October 2018, all agencies must have DMARC policies in place. Learn how complicated this requirement is with Judith Myerson.


Report says spammers responsible for Facebook hack

News roundup: The Facebook hack was the work of spammers, according to The Wall Street Journal. Plus, 35 million voter records are for sale on the dark web, and more.


Experts wary of links between GreyEnergy and BlackEnergy

Researchers claim a new threat group called GreyEnergy is the successor to BlackEnergy, but experts are unsure if the evidence supports the claims or warnings of future attacks.


(ISC)2: Infosec workforce shortage hits APAC hardest

With a workforce in short supply, the skills gap has affected the professional growth of security pros worldwide, an (ISC)2 Cybersecurity Workforce Study found.

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    How to use Shodan for ICS security

    Shodan can be a helpful tool for security pros to locate ICS cybersecurity vulnerabilities. Expert Ernie Hayden explains how Shodan works and how it can be used for security.

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    digital signature

    A digital signature is a mathematical technique used to validate the authenticity and integrity of a message, software or digital document.

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    denial-of-service attack

    A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

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