CISO Series’ daily LinkedIn newsletter summarizes important information-security stories and links readers to current cybersecurity headlines and analysis. Cybersecurity Headlines is published from CISO Series on a daily cadence and focuses on security news, threats and vulnerabilities.
It is aimed at technology professionals. It is published on Linkedin and is free to read.
Recent issues carry sponsored placements, although a current rate card for Cybersecurity Headlines was not published at the time of research. Listing details were last verified in September 2026.