What is MasterKey?

MasterKey is a comprehensive digital financial security service that manages the private key generated when using a digital wallet and recovers the private key when the user loses it.

What services does MasterKey offer?

The services provided by MasterKey can be divided into two main services. The first is the management of private keys. The private key generated when using a digital wallet is a combination of 12 words. These words should be written down and kept. MasterKey safely stores these words on a financial cloud server, eliminating the hassle of writing them down. The second is recovery from lost private key. Digital wallet users sometimes lose their private keys while keeping words down. Reissue is possible when the password such as an existing public certificate is lost, but the private key of a digital wallet cannot be reissued. At this time, MasterKey completely restores the stored private key through a simple and safe personal information authentication procedure.

Where can I sign up for MasterKey?

For MasterKey, you can sign up for the service by downloading the app after entering the keyword “MasterKey” in the Galaxy Store or Google Play Store.Or, if you are a user using an existing MarS or Samsung blockchain wallet, a notification window will pop up when you log in to link with the MasterKey service. If you enter the link, you can easily download the app and sign up for the service.

How do I cancel my membership?

If a user withdraws from their TAMS account, the contract for using the integrated service is automatically terminated. In this case, the subscribed MasterKey service will also be automatically terminated. If you wish to cancel the MasterKey service and integrated service use contract, the user can apply for cancellation by using the menu provided in the service.

How can I pay for the membership?

Payment methods for usage charges are limited to the payment methods provided by the company among mobile phone payments, credit card payments, general phone payments, account transfers, bank transfer, and prepaid electronic payment method payments. . In addition, in the case of a service that is paid monthly (or'every year' in the case of an annual system), payment is made monthly unless the individual user stops using the service and requests cancellation of the periodic payment.

How do I download the Master Key app?

MasterKey can be downloaded from the Galaxy Store or Google Play Store after entering the keyword “MasterKey”. If you are a user using an existing MarS or Samsung blockchain wallet, a notification window will pop up when you log in to link with the MasterKey service, and you can easily download the app by entering the link.

What should I do if I receive the message that the master key is not compatible with the app I am using for the master key?

If you encounter the problem, please contact us by email or customer service. If we receive the problem, we will respond as soon as possible to fully restore the service within 24 hours.

How do I reset my password?

First, log in to your TAMS account and enter the personal setting field to change your member information. This section provides services for changes and withdrawal of member information. If you have further inquiries, please contact us by email or customer service.

What should I do when I want to change my personal information?

It is available through TAMS account, an integrated account management service. You can manage information verification, change processing, etc. through the website or TAMS account setting screen in individual services.

What should I do if I lose my login ID/password?

If you have forgotten your login ID or password, click “Forgot Password” on the first page, and you can receive the information via the first login email. If you have further inquiries, please contact us by email or customer service.

How do I get a refund if I cancel while using the MasterKey voucher?

The termination of the MasterKey service use contract is established by the user's application for termination of the paid service use contract and the approval of the company, and if there is an amount to be refunded, a refund will be made. However, if the paid service of each detailed sub-service stipulates a contract termination method and effect different from these terms and conditions, the terms and conditions of each paid service and related ‘Detailed Guidelines’ are followed.

What should I do if I have verified my identification but the information does not match?

First, log in to your TAMS account, then enter the personal setting field, change your member information, and double-check your personal information. Member information can be changed in this field. If you have further technical inquiries, please contact us via email or customer service and we will respond as quickly as possible to solve the problem.

Can under the age of 14 start the Master Key service?

Members under the age of 14 can use the service, but there are restrictions on signing up for the service. If you are under the age of 14, you can sign up for the integrated service only with the consent of your legal representative (parents, etc.). Please refer to the terms and conditions for details.

Can I check how my personal informations is being used?

Yes you can. Safe handling of users' personal information is one of the most important role for the company. The user's personal information is used only for the purpose and scope agreed by the user for the smooth provision of integrated services. Please refer to the DIGIFINANCE (TrustVerse) TAMS Privacy Policy for details and efforts the Company makes to safely process users' personal information.

For children under the age of 14, is the consent of the guardian (parent) necessary?

Yes, it is. If the user is under the age of 14, they can subscribe to the integrated service only with the consent of their legal representative (parents, etc.).

What is MasterKey easy login?

After logging in to the MasterKey service for the first time, you can choose to log in via biometrics. In the case of login through biometrics, it is a login service that allows you to register your fingerprint and you can use your fingerprint instead of your ID and password for future access.

Is MasterKey an officially certified service?

In recognition of its technology, MasterKey service has obtained two patents related to a system that restores a lost private key, and acquired the use of government finance cloud through a partnership with KOSCOM. Internationally, we have officially partnered with R3 corda and Microsoft Azure to use the official service, which is officially certified domestically and internationally.

Is MasterKey security reliable?

The MasterKey service has a level of security that you can use with confidence. It securely encrypts and manages private keys through collaboration with R3, which has world-class enterprise blockchain technology, and has a security system that makes hacking impossible by storing each private key in the financial cloud used by the governments of each country. There is. R3 uses the MasterKey service to recommend a service alliance to Global Investment Bank.