JCOM — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
June 24, 2026
Last Seen
June 24, 2026

JCOM is a organization tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed June 24, 2026; most recent activity June 24, 2026.

Related Threat Clusters

  • KDDI Data Breach Exposes 14.22 Million Email Accounts

    KDDI, a Japanese telecommunications company, reported a significant data breach affecting up to 14.22 million email accounts. The breach was detected on June 17, 2026, when unauthorized access to an email system used by…

    12 articles · Updated June 24, 2026

Recent Intelligence Reports

  • KDDI Data Breach May Have Exposed Up to 14.22 Million Email Accounts — Thecyberexpress · June 24, 2026

Related Entities

Data Breach Malware Ransomware Asahi Group Holdings Askul Biglobe Chubu Telecommunications KDDI KDDI Web Communications Nifty STNet Japan

CVSS v3.1 Breakdown