Spectre and Meltdown Haunt CPUs Everywhere – What to Know and What to Do

TL;DR – Spectre and Meltdown are two recently announced vulnerabilities that allow private data to be accessed by otherwise unauthorized applications. Patches are coming out to mitigate risks, but these may also affect the speed of your devices and systems. Our recommendation is to hold off on updates, first updating any antivirus engines when Spectre/MeltdownRead more The post Spectre and Meltdown Haunt CPUs Everywhere – What to Know and What to Do appeared first on Vircom | Email Security Experts.
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Is Plain Text Email the Only Safe Email?

Recently there has been a resurgence of an old security idea that “plain text email is the only safe email”.  The ASCII Ribbon campaign from 1998 was precisely about this. It shut down in 2013 as it fell on deaf ears. Is it time to bring back this idea and perhaps even turn it into aRead more The post Is Plain Text Email the Only Safe Email? appeared first on Vircom | Email Security Experts.
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How To Run a DMARC Record Check

Now that DMARC is widely deployed, here are a few useful tricks to have up your sleeve when looking up their relevant DNS records. DMARC resolutions involve both SPF and DKIM resolutions. Often, IT admins will have to troubleshoot SPF and/or DKIM failures to determine why a DMARC record is also failing validation. In Windows,Read more The post How To Run a DMARC Record Check appeared first on Vircom | Email Security Experts.
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