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

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.


Featured Articles

521 articles by Lindsey O’Donnell-Welch

Long Before Colonial Pipeline, Red Flags Foreshadowed Hack

“There’s a lack of imagination or… anticipation about the next move that hackers will make," warned investigative journalist Kim Zetter during Black Hat this week.

Colonial Pipeline, Black Hat

After Log4j, Efforts to ‘Uplift’ Open Source Ecosystem Continue

At Black Hat USA this week, Cyber Safety Review Board members tasked with looking at key lessons learned from Log4j talked about continued security issues facing the open source community.


Microsoft Fixes Known, Exploited Flaw in Windows Diagnostic Tool

The flaw was first reported to Microsoft in 2019, but at the time it said it did not consider the issue to be a vulnerability.

Microsoft, Windows

How Three Ransomware Groups Targeted One Vulnerable Network

Researchers warn of an uptick in multiple ransomware groups targeting the same vulnerable networks, as seen in a recent attack that involved Hive, LockBit and BlackCat/ALPHV affiliates.


Treasury Department Sanctions Tornado Cash Crypto Mixer

Tornado Cash is the second virtual currency mixer in three months to be sanctioned by the U.S. Treasury Department.

Lazarus, Cryptocurrency