JCM is committed to maintaining and enhancing the security quality of its products so that customers can use them with confidence. If you discover a security vulnerability in any of our products, please enter the required information in the inquiry form below and click the “Confirm” button.

Inquiries will be handled during our business hours (9:00 a.m. to 5:30 p.m. JST, excluding Saturdays, Sundays, national holidays, and summer and winter holidays). We will promptly investigate and address reported vulnerabilities in coordination with the relevant departments within JCM and relevant organizations. However, depending on the nature of your inquiry, it may take some time for us to respond. We also ask that you refrain from publicly disclosing any reported vulnerability to third parties until we have prepared appropriate measures to address it.

After submitting your inquiry, you will receive a confirmation email. If you do not receive the confirmation email, the email address you entered may be incorrect. Please check your email address and submit your inquiry again.

＊Please enter a maximum of 2000 characters.
*If you select “Yes,” instructions on how to obtain our PGP public key will be sent to the email address you provided. *If you select “No,” the URL for a dedicated folder on our designated file-sharing service will be sent to the email address you provided.

Handling of Personal Information

We appropriately handle personal information provided to us. Please be sure that you have read and understood the Privacy Policy before making your inquiry.