Threat of the Month

July 25, 2019

SECURITY

DNS under attack

7 min read

Attacks against DNS is of significant concern. But what exactly is DNS? How is it being attacked? And what can be done to protect against these attacks?

May 29, 2019

SECURITY

Office 365 phishing

5 min read

Let’s be honest: administering email is a pain. Routing issues, disk quotas, bouncebacks, the times when users can send but not receive emails, receive but not send, or they flat...

April 5, 2019

SECURITY

Social media and black markets

3 min read

Cybercrime happens in hidden corners of the Internet, but also in social networks: Cisco Talos uncovered 74 criminal groups on Facebook. Fortunately, Cisco has a layered defense against cybercriminals.

March 14, 2019

SECURITY

Your money or your life: Digital extortion scams

5 min read

An insidious targeted phishing scam is growing in popularity: scammers leveraging threats against your reputation, your relationships, or even your life. Witness the transition from carrot to stick.

February 14, 2019

SECURITY

Today’s critical threats: A Cisco Security threat report

2 min read

Download a copy of our first 2019 Threat Report, Defending against today’s critical threats today and start prepping for the things that are likely to come.

January 14, 2019

SECURITY

SMB and the return of the worm

5 min read

Watch the threat landscape long enough, and you’ll see that some things are cyclical. Threat types and attack methods fall in and out of fashion. As the use of one...

December 11, 2018

SECURITY

Cryptomining: A sheep or a wolf?

7 min read

One of, if not the, most prominent motivators for threat actors is money. Whether it’s botnet owners renting out their services for DDoS attacks, tech support scammers cold-calling people to...

November 1, 2018

SECURITY

Going with what works: The state of phishing

3 min read

Go phish! Cyber-attacks are big business. And the bad guys know that in any business, the more revenue you can generate with least investment means larger profits. It makes...

September 13, 2018

SECURITY

In Pursuit of Invisibility: Fileless Malware

3 min read

A recent survey asked whether people would prefer to the ability to fly or to be invisible. Silly question, but why they chose what they did provided unique insights.