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The best Data Breaches newsletters

7 newsletters, ranked by editorial quality and how recently they published. Looking for something more specific? Search instead.

troyhunt.com· weekly· Published 3 days ago

Weekly updates from the creator of Have I Been Pwned covering data breaches, cybercrime arrests, and his own development work on the service. Readers get a first-hand, opinionated view of the security landscape, including commentary on AI hype versus real-world breach evidence.

have i been pwnedhibpdata breachtroy huntshinyhuntersvishing
news.risky.biz· weekly· Published yesterday

Risky Business newsletter covers cybersecurity breaches, vulnerabilities and threat actor activity with short news items and links to its podcast episodes. The sample shows concise, news-style reporting on incidents such as a Tor exit node hijack, a KVM escape vulnerability and an arrest of a hacking group.

tor networkkvm escapelinux kerneldata breach newsransomware extortionhacking news
internationalcyberdigest.com· weekly· Published 6 days ago

Covers cybersecurity news, breaches and cybercrime, with OSINT-backed investigations and short analysis of what is and is not known. Includes a Friday roundup of the week's incidents and standalone breach reports, such as Meta's GitHub intrusion and Revolut's disclosure to a fake government request.

data breachcybersecurity newsosintthreat intelligencecredential theftweekly roundup
rainbowtabl.es· irregular· Inactive for over a year

A personal blog by a non-specialist security researcher who reports on exposed Elasticsearch databases found through Shodan and BinaryEdge, and on building a domain-monitoring tool with AI assistance. Readers get incident write-ups with timelines, disclosure details, and technical breakdowns of leaked data.

exposed elasticsearchshodanbinaryedgedata leak disclosurephishing detectiondomainhunter
secretciso.org· daily· Published yesterday

A daily briefing for security leaders that picks five top cybersecurity stories, such as breaches, exploited vulnerabilities and supply-chain compromises, and adds a short take on why the day matters. Each item links to a source and carries a brief, opinionated framing for CISOs.

cisodaily security briefingcveknown exploited vulnerabilitiessupply chain attackransomware
darkwebinformer.com· irregular· Published 2 days ago

Dark Web Informer is a threat intelligence feed that reports on dark web and clearnet data breaches, ransomware, darknet markets and threat actors. Its issues document unverified claims of leaked French databases, with severity ratings, claimed record counts and seller details.

data breachdark webthreat intelligenceransomwareleaked databasedarknet market
breach.reklaimyours.com· irregular· Published 10 months ago

A security-focused newsletter from Reklaim covering recent data breaches, class action settlements, and practical steps readers can take to protect personal data. Issues explain what happened in major breaches and how scams like fake holiday surveys work.

data breachidentity theftpassword securitycredit monitoringclass actionblack friday scams