Cisco Systems and Internet Security Systems reached a settlementThursday with a researcher who quit his job so he could deliver aspeech on a serious flaw in Cisco software that routes data over theInternet. The Boston Globereports that Michael Lynn, who left his job at Internet SecuritySystems hours before his speech, agreed never to repeat the informationhe gave at the Black Hat conference in Las Vegas on Wednesday. He alsomust return any proprietary Cisco source code in his possession. Theincident highlights the issue of when to go public with a securityproblem. Security firms and computer vendors generally agree to do sowhen there’s a patch available. Although the flaw was patched in April,it’s possible that the same technique could be used to exploit othervulnerabilities in Cisco routers. Read more. Related content feature Top cybersecurity M&A deals for 2023 Fears of recession, rising interest rates, mass tech layoffs, and conservative spending trends are likely to make dealmakers cautious, but an ever-increasing need to defend against bigger and faster attacks will likely keep M&A activity steady in By CSO Staff Sep 22, 2023 24 mins Mergers and Acquisitions Mergers and Acquisitions Mergers and Acquisitions brandpost Unmasking ransomware threat clusters: Why it matters to defenders Similar patterns of behavior among ransomware treat groups can help security teams better understand and prepare for attacks By Joan Goodchild Sep 21, 2023 3 mins Cybercrime news analysis China’s offensive cyber operations support “soft power” agenda in Africa Researchers track Chinese cyber espionage intrusions targeting African industrial sectors. By Michael Hill Sep 21, 2023 5 mins Advanced Persistent Threats Cyberattacks Critical Infrastructure brandpost Proactive OT security requires visibility + prevention You cannot protect your operation by simply watching and waiting. It is essential to have a defense-in-depth approach. By Austen Byers Sep 21, 2023 4 mins Security Podcasts Videos Resources Events SUBSCRIBE TO OUR NEWSLETTER From our editors straight to your inbox Get started by entering your email address below. Please enter a valid email address Subscribe