The Email Security Blog

What is a Whaling Attack? The Definitive Guide

What is a Whaling Attack? A whaling attack is a specialized attack that falls under the larger category of spear phishing. Before we can define what whaling is, it’s...

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How to Stop Phishing Emails Using Avanan

What is Phishing? The first mass email in 1978 was sent to just under 400 users. That seems quaint, now. It would be ten years before mass emailing turned into somet...

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What is Email Spoofing and How Does it Work?

Hackers want your credentials. It’s why the Verizon DBIR found that the top threat varieties in breaches were phishing and the use of stolen creds. Phish users to ge...

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The Twitter attack reminds us the perils of internal threats

Twitter Hack: Attackers Gained Access Via Stolen Credentials

The Twitter attack that saw a number of major accounts—like Joe Biden, Barack Obama, Elon Musk and other celebrities—overtaken and hacked was done via a spear phishi...

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Office 365 is Officially the Most Targeted Platform for Hackers

A new report confirms what has long been assumed: Microsoft Office is now the most targeted platform for hackers.

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Companies Are Ditching SEGs. This is Why.

Secure Email Gateways were built for on-premises use and in that capacity they worked well. But ask yourself: when was the last time your email was on-prem? It's bee...

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SiteCloak Phishing: Office 365's Safe Links is Under Attack

Highlights: Attackers have expanded the battleground from the inbox to the web This is the hacker’s response to click-time protection and the technique is able to by...

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No Longer Frustrated: The Long Overdue Change from Mimecast to Avanan

Highlights: After years of being frustrated with Mimecast, on everything from customer service to its inability to stop simple-seeming attacks, this benefits adminis...

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Calming the Seas: How a Biotech Research Firm Took Back Control With Avanan

Highlights: After being whalephished and inundated with attacks while using Proofpoint, this biotech firm switched to Avanan, and the attacks stopped Avanan gave a n...

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SiteCloak: Hackers Take Phish Obfuscation to the Next Level

We are seeing a rise in the number of phishing attacks that bypass Office 365 due to the attackers’ use of obfuscation techniques on the credential harvesting websit...

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These Companies Were Fed Up with Their Email Security Vendor. Aren’t You?

Increasingly, we're seeing companies switching from Secure Email Gateways like Mimecast, Proofpoint, Barracuda and Symantec to a cloud-native solution like Avanan.

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API-Based Security: We Prevent. They Respond.

Highlights Avanan is the pioneer in API-based email security, having substantially more deployments than all other API-based vendors combined. The critical architect...

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SYLKin Attack: New Malicious .slk files are bypassing Microsoft 365 Security, Risking 200M+ Users

A new attack method bypasses both Microsoft 365 default security (EOP) and advanced security (ATP). At the time of writing, Microsoft 365 is still vulnerable and the...

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This Cat Can Steal Your Microsoft Teams Account. Only Avanan Can Stop It.

This very cute GIF could actually be a piece of malware that can take over your Teams account Highlights: Avanan is the first and only security vendor to protect Mic...

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Symantec is Hacking Away at its Protection. You Are Already At Risk

Highlights: Broadcom’s purchase of Symantec will lead to cuts of $1 billion in spending on R&D and sales Their focus is now on the Global 2000 customer base while co...

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