Weekly briefing No. 41 published 4 Oct 2026

Intelligence · Weekly briefing

The week’s disclosures and what each means for your firm.

The week’s public disclosures that touch owner-run firms, each with what it means.

Issues 41 since March 2026Latest 4 Oct 2026By LeakTrace Intelligence Desk

27 May 2026

No. 21 · Six critical 2026 breaches spanning North America exposed millions of records through employee credential theft, ransomware, and third-party vulnerabilities.

Canada Life · Giant Tiger · Instructure Canvas · University of Hawaii Cancer Center

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20 May 2026

No. 20 · 2026 saw major data breaches across North America with Canvas affecting Canadian universities, ADT and McGraw-Hill impacting millions of US customers, and global incidents at French government agencies.

Instructure Canvas · VIQ Solutions · ADT · McGraw-Hill

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13 May 2026

No. 19 · Educational infrastructure faces sustained compromise as ShinyHunters escalates Canvas platform attacks affecting millions of North American students.

Instructure/Educational Institutions · Cushman & Wakefield · Trellix Cybersecurity · San Diego Community College District

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13 May 2026

No. 18 · Six major data breaches across North America in 2026 exposed over 400 million records, with educational platforms, telecommunications, and financial institutions bearing the brunt of attacks.

Instructure · Brightspeed · Canada Life · CIRO

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6 May 2026

No. 17 · 2026 has seen escalating attacks across healthcare, telecoms, and financial sectors, with ransomware and credential theft as dominant vectors.

Telus · CIRO · Odido · University of Mississippi Medical Center

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29 Apr 2026

No. 16 · Six major cybersecurity incidents impacted North America in 2026, affecting over 13 million individuals across financial services, healthcare, entertainment, and medical device sectors.

Canada Life · Navia · Citizens Bank · Figure Technology Solutions

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22 Apr 2026

No. 15 · Six major data breaches hit North American and global targets in 2026, compromising over 26 million records across financial services, healthcare, and government sectors.

Canadian Investment Regulatory Organization · Navia Benefit Solutions · Cegedim Santé · Canada Life

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15 Apr 2026

No. 14 · Ransomware gangs claimed over 400 victims in the first three months of 2026, state-sponsored hackers wiped large companies using their own IT tools, and identity exposure reached 65.7 billion distinct records with a 23% increase year-over-year.

Stryker Corporation · LexisNexis Legal & Professional · University of Mississippi Medical Center · Japan Airlines

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4 Apr 2026

No. 13 · North American threat activity surged with significant credential harvesting campaigns and third-party vendor compromises.

Nissan Motor Corporation · Panera Bread · Navia Benefit Solutions · Lloyds Banking Group

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28 Mar 2026

No. 12 · This week witnessed significant identity broker exposures and healthcare ransomware disruptions across North America.

Infutor/ActiveProspect · Navia Benefit Solutions · LexisNexis Legal & Professional · Crunchyroll

Weekly briefing