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ALeak confirmedOctober 6, 2026 announced

関西国際大学（eポートフォリオ）Data breach / unauthorized access incident

笹尾 祐太朗の写真Reviewed by Yutaro SasaoWritten by Leak Watch editorial team published ・ updated
Occurred on
Unconfirmed
Announced on
October 6, 2026
Severity
AFinancial and HR records — information that easily translates into monetary damage.
Scale
Unknown
Main impact
It has been confirmed that text information such as students' experiences and reflections was leaked. Those affected appear to be students enrolled up to March 2023, and links to names or student numbers and the number of affected individuals are under investigation.
Information involved
Full name
Cause / key point
Unauthorized access to eポートフォリオ.
Industry
Education
Listing / capital
Non-profit corporation
Sources
Last updated
October 20, 2026
Full nameHow severity is assessed →

Is this incident worth paying attention to?

Written & reviewed

笹尾 祐太朗の写真

Reviewed byYutaro SasaoFounder & CEO, MediaLeap Inc.

CEO of MediaLeap Inc. Working on both sides of web advertising and web media since 2013; founded the company in May 2025.

Review scope: cross-checking against primary sources (official and government announcements), verifying claims stay within the facts, and checking source attribution。Last reviewed:

Written by:Leak Watch editorial team (AI-assisted drafts verified against sources by the editorial team) · Reviewer profile · Request a correction

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Attack method classification: Unauthorized access (method undisclosed)(Breached, but the technique was not identified or disclosed)

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