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User information leakage by Lumin PDF


Updated: December 12, 2019
December 12, 2019


We have been notified that User information of those using Luming PDF was been leaked.


On November 18, 2019 the risk of password leakage concerning the Lumin PDF was reported on Internet news sites. It was found that 68 ECCS Cloud Email addresses have been listed on “the list of Email addresses which have leaked their information” provided by UTokyo CERT - The University of Tokyo Computer Emergency Response Team. We have contacted those whose email address were on the list.

Leaked data are as follows

Necessary actions to be taken

It is necessary to take the following actions by the relevant persons.