Ask the Experts

Ticketmaster breach: How did this card skimming attack work?

The hacking group Magecart was recently found to have run a card skimming campaign that put customer information at risk. Learn how this attack worked from Nick Lewis. Continue Reading
GandCrab ransomware: How does it differ from previous versions?

A new version of GandCrab was discovered by researchers in July 2018 and involves the use of legacy systems. Learn how this version differs and who is at risk with Nick Lewis. Continue Reading
How Big Star Labs was able to use data collecting apps

The ad-blocking vendor AdGuard found browser extensions and apps from Big Star Labs collecting browser history data. Discover how this was accomplished with Nick Lewis. Continue Reading
Kronos banking Trojan: How does the new variant compare?

Proofpoint researchers found a Kronos variant after it targeted victims in Germany, Japan and Poland. Learn how this variant compares to the original banking Trojan with Nick Lewis. Continue Reading
How does the new Dharma Ransomware variant work?

Brrr ransomware, a Dharma variant, was found adding malicious extensions to encrypted files. Discover how this is possible and how this attack can be mitigated with Judith Myerson. Continue Reading

Why is preloading HTTP Strict Transport Security risky?

Despite being designed to improve security, infosec experts have warned against preloading the HSTS protocol. Learn about the risks of preloaded HSTS with Judith Myerson. Continue Reading
Faxploit: How can sending a fax compromise a network?

Check Point researchers found a fax machine attack allowing attackers to access scanned documents. Discover how this is possible and how users can avoid falling victim. Continue Reading
FragmentSmack: How is this denial-of-service exploited?

FragmentSmack, a DDoS vulnerability first discovered in Linux, affects Windows as well as nearly 90 Cisco products. Discover how it can be exploited with Judith Myerson. Continue Reading
L1TF: How do new vulnerabilities affect Intel processors?

New speculative execution vulnerabilities have been found affecting Intel processors. Learn how these flaws can lead to side-channel attacks with Judith Myerson. Continue Reading
How did WhatsApp vulnerabilities get around encryption?

WhatsApp vulnerabilities can enable hackers to bypass end-to-end encryption and spoof messages. Expert Michael Cobb explains how these attacks work and how to prevent them. Continue Reading
How can users remove Google location tracking completely?

Disabling Google location tracking involves more than turning off Location History. Learn how to manage your account settings to stop tracking entirely with expert Michael Cobb. Continue Reading

How does TLS 1.3 differ from TLS 1.2?

Compared to TLS 1.2, TLS 1.3 saw improvements in security, performance and privacy. Learn how TLS 1.3 eliminated vulnerabilities using cryptographic algorithms. Continue Reading
How do L1TF vulnerabilities compare to Spectre?

Foreshadow, a set of newly discovered L1TF vulnerabilities, exploits Intel processors via side-channel attacks. Learn about L1TF and its variations from expert Michael Cobb. Continue Reading
What are the security risks of third-party app stores?

Unlike most apps developed in app stores, users can download Fortnite from Epic Games' website. Expert Michael Cobb explains the security risks of third-party app stores. Continue Reading
How did the Emotet banking Trojan lead to a rise in attacks?

A report on cybercrime shows a rise in banking Trojans, such as Emotet, targeting businesses over consumers. Malwarebytes' Adam Kujawa shares his thoughts on what's behind this shift. Continue Reading