Security news that informs and inspires
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Lindsey O’Donnell-Welch

Executive Editor

Lindsey O’Donnell-Welch is an award-winning journalist who strives to shed light on how security issues impact not only businesses and defenders on the front line, but also the daily lives of consumers.

In her previous position at Threatpost, Lindsey covered all aspects of the cybersecurity industry - from data privacy regulatory efforts to the evolution of underground cybercriminal marketplaces. Prior to that, Lindsey specialized in writing about microprocessors, enterprise business technology and the Internet of Things at CRN. In Lindsey’s spare time, she enjoys playing tennis and traveling.

  • lindsey@decipher.sc

Featured Articles

720 articles by Lindsey O’Donnell-Welch

Microsoft Azure Outage Stemmed From DDoS Defense Error

Microsoft said that a global outage of its Azure service on Tuesday was exacerbated by “an error” in its response to a distributed denial-of-service (DDoS) attack.

Ddos

Basta Ransomware Operator Tactics Undergo ‘Notable Shift’

UNC4393, a top Basta ransomware operator, has switched its initial access vector, showing the ongoing influences in the threat landscape a year after the Qakbot malware takedown.

Ransomware

Ransomware Groups Exploit VMware ESXi Flaw

The VMware ESXi flaw gives threat actors full administrative permissions on domain-joined hypervisors.

Vmware, Ransomware

Daggerfly APT Group Attacks Showcase Updated Tools

A known APT espionage group known as Daggerfly has updated its toolset in a number of recent attacks against organizations in Taiwan, as well as a U.S. non-governmental organization in China.

North Korea

CISA Warns of Phishing Attempts During CrowdStrike, Microsoft Outage Chaos

In a Friday statement, CISA said that it has observed threat actors taking advantage of the massive global outages, linked to a faulty CrowdStrike update, for phishing “and other malicious activity.”

Phishing