Ransomware called Zepto is raising concerns with security experts because of its close ties to the more mature and prolific Locky ransomware. Zepto was spotted about a month ago, but a recent wave of spam containing Zepto-laced attachments detected on June 27 is heightening fears of widespread infections. “We are watching Zepto very carefully. It’s...

The Industrial Control Systems Cyber Emergency Response Team (ICS-CERT) cautioned users who work in electrical substations to update certain builds of energy automation software this week. ICS-CERT claims two vulnerabilities exist in the Siemens SICAM Power Automation System, or PAS, that could enable an attacker to reconstruct passwords and obtain sensitive information under certain conditions. Siemens, the German...