Cisco Umbrella Blog

Cybersecurity Threats

Cyberattacks and Cybersecurity in Europe: Targets and Trends

Kate MacLean
Updated — July 1, 2020 • 3 minute read
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Businesses must understand the types of cyberattacks they may encounter and how to implement strong cybersecurity practices. Find out what's up in Europe.

Go Phish: Avoid Being Hooked by Phishing Emails

Negisa Taymourian
Updated — February 22, 2023 • 3 minute read
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Phishing Phishers usually masquerade as a trustworthy entity in an electronic communication. That’s probably why it accounts for 90% of data breaches.

Today’s Catch: Phishing Roundup – Part 2

Josh Pyorre
Updated — March 22, 2020 • 2 minute read
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in part two of our phishing roundup, we're going to look at trending brands targeted in phishing attacks over the past three months.

Today’s Catch: Phishing Roundup – Part 1

Andrea Kaiser
Updated — March 25, 2020 • 4 minute read
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Picture perfect: How JPG EXIF data hides malware

Shyam Sundar Ramaswami
Updated — February 23, 2023 • 5 minute read
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Learn some of the techniques hackers use to embed malware in jpgs, how to identify it and how to keep yourself protected!

Emotet malspam trojan — the gift that keeps on giving

Kevin Rollinson
Updated — March 22, 2020 • 2 minute read
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Check Your Electric Bill – Malicious Cryptomining Is Lighting up the Internet

Negisa Taymourian
Updated — October 15, 2020 • 3 minute read
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This browser-or software-based threat enables bad actors to hijack system resources to generate cryptocurrencies for nefarious purposes.

You Know, for Science

Andrea Kaiser
Updated — March 1, 2020 • 6 minute read
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Belated Christmas Greetings from Emotet

Andrea Kaiser
Updated — May 2, 2022 • 4 minute read
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Learn all about Emotet and how it can affect your online usage. This trojan can really put a damper on your holiday season. Fight back now!

Protecting ICOs and cryptocurrency users

Artsiom Holub
Updated — July 24, 2020 • 3 minute read
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