Takasaki City University of Economics: a lecturer's email account was accessed without authorization and used to send about 6,000 spam emails

One lecturer's email account was abused to send about 6,000 spam emails. No leak was confirmed.

Disclosed

2021-06-29

Organizations involved

Leaked or at risk

Unknown

Downtime

Unknown

What happened

2021-06-15
Between 01:25 and 02:37, about 6,000 spam emails were sent from one lecturer's email account. [1]
2021-06-29
It announced the case. [1]

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						Note
Takasaki City University of Economics	[Breached]	[Moderate]	Gunma, Takasaki	Education and learning support	Unknown