John Leyden

@jleyden.bsky.social

Cybersecurity journalist for csoonline.com (past Daily Swig, The Register and others). Sports fan and travel enthusiast.

Mikko Hypponen announces he is leaving the anti-malware industry after 34 years to join an anti- drone startup Sensofusion in August <— One of the deepest thinkers and best speakers in the industry moves on. Muchas gracias por todo y buena suerte. #InfosecurityEurope

Listening to Rory Stewart talking geopolitics #infosec. Trump’s decision to dismantle federal funding for universities and science, laying off US govt cybersecurity staff is bad news. Stewart predict regulatory divergence

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Mikko Hypponen introducing a panel on AI by mentioning his 34 year career in infosecurity, back to the days of viruses on floppy discs. Mikko says cybersecurity is no longer just about securing computers but about securing society

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I'm putting together a follow-up piece on SEC breach disclosure rules. www.csoonline.com/article/3609... How can CISOs pre-prepare to assess whether or not a breach has a "material impact" and meet these tight reporting requirements? I'm looking for comments from industry (non-vendor) CISOs.

What CISOs need to know about the SEC’s breach disclosure rules

Security leaders can face personal liability peril for security fails or misleading disclosures to the SEC and navigating the reporting guidelines is not always a straightforward task.

csoonline.com