Askul — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
16
occurrences
First Seen
November 27, 2025
Last Seen
July 22, 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
  • Nichirei Cyberattack Disrupts KFC Japan's Operations

    A cyberattack on Nichirei Group, a major logistics provider in Japan, has severely disrupted food deliveries to KFC Japan. The incident, confirmed on July 13, 2026, involved unauthorized access to Nichirei's servers,…

    14 articles · Updated July 16, 2026
  • RansomHouse Cyberattack Disrupts Nichirei Operations and Supply Chain

    On July 13, 2026, the hacker group RansomHouse launched a cyberattack on Nichirei Corp., a major Japanese frozen food manufacturer, leading to significant system disruptions. The group claimed responsibility on the dark…

    13 articles · Updated July 22, 2026
  • Askul Ransomware Attack Compromises 740,000 Customer Records

    In October 2025, Askul Corporation, a Japanese e-commerce company, experienced a ransomware attack by the RansomHouse group, resulting in the theft of approximately 740,000 customer records. The company has confirmed…

    3 articles · Updated December 16, 2025
  • Asahi Group Cyberattack Exposes Data of 2 Million Customers

    Asahi Group Holdings is facing a ransomware attack that has persisted for nearly three months, with CEO Atsushi Katsuki stating the company will not negotiate with the hackers. Recent investigations revealed that…

    8 articles · Updated November 27, 2025
  • Askul Reports Data Breach of 740,000 Sets Due to Ransomware Attack

    Japanese office supplies retailer Askul announced that a ransomware cyberattack discovered in October 2025 resulted in the breach of 740,000 sets of data. The compromised information includes details about individual…

    3 articles · Updated December 14, 2025
  • Data Breaches Impact Millions Across Diverse Companies

    Three companies have confirmed data breaches affecting millions of users, with each asserting that sensitive information such as passwords and payment details were not compromised. One of the affected entities, an adult…

    10 articles · Updated December 16, 2025
  • Askul Resumes Sales After Ransomware Attack

    Japanese e-tailer Askul has resumed online sales 45 days after suffering a ransomware attack. The attack, which occurred on October 19, disrupted operations across its various e-commerce brands and logistics services.…

    2 articles · Updated December 3, 2025
  • Asahi Beer Giant Refuses Ransomware Negotiations After Cyberattack

    Japanese beer giant Asahi confirmed it is not engaging with the hackers behind a sophisticated ransomware attack. The attack may have compromised the data of approximately two million individuals, but Asahi has not…

    4 articles · Updated November 27, 2025
  • Askul Resumes Corporate Orders After October Cyberattack

    Japanese online retailer Askul has resumed taking orders from corporate clients after a cyberattack in October caused a suspension of services for one and a half months. While corporate services are back online,…

    2 articles · Updated December 3, 2025

Recent Intelligence Reports

  • Hacker group claims responsibility for cyberattack on Japanese frozen food firm — Www3.Nhk.Or.Jp · July 22, 2026
  • KFC Japan, major sushi chain fear shortages after cyberattack — Channelnewsasia · July 16, 2026
  • After KFC, cyberattack hits Japanese ice cream giant | FMT — Freemalaysiatoday · July 16, 2026
  • KDDI Data Breach May Have Exposed Up to 14.22 Million Email Accounts — Thecyberexpress · June 24, 2026
  • Askul data breach exposed over 700,000 records after ransomware attack — Securityaffairs.Co · December 17, 2025
  • 700,000 Records Compromised in Askul Ransomware Attack — Feeds.Feedburner · December 16, 2025
  • Trio of breaches spills data belonging to millions — Theregister · December 16, 2025
  • From pr0n to playlists and paperclips, trio of breaches spills data of millions — Theregister · December 16, 2025

CVSS v3.1 Breakdown