Security, Email Security

Beyond OSI Layer 7: Carbon-based Vulnerability and Business Risk

Sam Curry is a member of the Cyber Resilience Think Tank, and a guest writer for Cyber Resilience Insights.  The Open Systems Interconnection model (OSI) for computer communications has roots in the 70s and early 80s and uses a 7-layer ab…

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Security, Threat Intelligence Hub

Microsoft Excel Encryption Vulnerability Paves the Way for Malware

Editor’s note: Thanks to Mimecast Threat Center’s Doron Attias and Tal Dery for this discovery. Microsoft Excel’s standard file encryption capabilities can be used to obfuscate and deliver malware. Mimecast Threat Center researchers…

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Security, Email Security, Coronavirus

When Chaotic Systems Collide: The Dance Between Biology and Cybersecurity

Sam Curry is a member of the Cyber Resilience Think Tank, and a guest writer for Cyber Resilience Insights.  Author Yuval Noah Harrari in Sapiens highlights an important distinction between types of chaotic systems: first order systems can be ex…

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Security, Email Security, Threat Intelligence Hub, Coronavirus

Coronavirus Phishing Attacks Speed Up Across the Globe

Unsafe clicks from COVID-19-themed email phishing attacks nearly double in recent weeks; Mimecast blocks up to 5,000 URLs related to the Coronavirus a day—37x what we blocked in January. Security professionals in organizations attempting to per…

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Security, Email Security, Threat Intelligence Hub, Coronavirus

Threat Intelligence Briefing: Cybercriminals Weaponizing Keywords in Coronavirus Phishing Attacks

Coronavirus Phishing Attacks and Domain Registrations Increase Dramatically This week’s Global Cyber Threat Intelligence Weekly briefing was the first in an ongoing series of interactive web sessions from Mimecast with the mission of helping c…

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Archiving, Archive and Data Protection, Coronavirus

Cloud Collaboration Tools Show Leadership in Business Continuity

After initial business continuity ‘hiccups,’ cloud collaboration tools bounce back with surprising resilience; they focus on core functions, letting peripheral functions lag. Key Points: Millions of new remote workers swarm onto cloud co…

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Security, Email Security

Business Email Compromises Causes U.S. Companies to Lose $1.7B

The FBI says business email compromise is now the biggest cause of cybercrime financial losses for U.S. organizations. But ransomware attacks are also on the rise again.  Key Points: &n…

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Security, Email Security, Threat Intelligence Hub, Coronavirus

Beware of Quickly-Evolving Coronavirus Email Phishing Attacks

Cyber criminals continually morph COVID-19 phishing scams to exploit what people are most anxious about at any given moment. Key Points: As every organization you’ve ever touched emails to let you know their coronavirus plans, email phishers a…

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Coronavirus

Mimecast Continues Coronavirus Preparedness and Response

To help prevent the spread of COVID-19 and help keep our communities safe throughout the globe, last week Mimecast suspended all cross-border travel, limited domestic travel and advised employees to postpone events with 15 or more people. At tha…

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Web Security, Coronavirus

10 Steps To Maintain Web Security (And Sanity) While Working From Home During Coronavirus

Governments across the globe have put extreme measures in place to limit the spread of coronavirus, prohibiting large public gatherings, closing schools and day care facilities, and encouraging “social distancing” to keep new coronavirus…

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Awareness Training, Security Awareness Training, Threat Intelligence Hub, Coronavirus

Cyber Awareness: Top 3 Steps to Combat Cyber Disruption, Chaos and Profiteering

By now, COVID-19, or coronavirus, has likely dominated conversations and elicited new behavior at work, school, and home, given the rapid spread. But while we shift daily life and routines, the threat intelligence landscape is shifting as well: thre…

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Security, Email Security, Coronavirus

Mimecast’s Preparedness and Response to Novel Coronavirus (COVID-19) Pandemic

Our hearts go out to everyone who has been affected by the COVID-19 virus in any way.  The health and safety of our employees, customers and partners and their families is one of our deepest concerns during this time. As the virus continues to s…

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Security, Coronavirus

HIMSS: Coronavirus Cancellation a Hiccup or Opportunity for Healthcare Security?

As many of you know last Thursday HIMSS announced it was “clearly necessary to cancel the 2020 HIMSS Global Health Conference & Exhibition following the many reports from the World Health Organization (WHO) and the Cent…

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