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Information

Scheduled maintenance on the T-CAT service on Thursday, 28/05/2026 from 15:00 to 17:00.

During this period, it will not be possible to request, approve, generate, or download T-CAT certificates.

More information

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Entitats de Registre TCAT

Entitats de Registre TCAT

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Featured articles

How to place an order for consumables from the ER T-CAT?
ER Operator Certificate Lifecycle T-CAT

Get Log file when error occurs in Registration Entity
How can I check my computer's configuration?

Let's get started!

Minimum technical requirements to be a Registration Entity T-CAT
What is the function of each role of a T-CAT Registration Entity?
Changes that need to be made to the ER-TCAT to be able to operate the new software
What is the Chrome extension that needs to be installed?
PIN and PUK of the T-CAT Registration Entity operator T-CAT
Software installation for use of the ER operator T-CAT
ER service registration documentation T-CAT

ER T-CAT management

How to place an order for consumables from the ER T-CAT?
How can I configure the card printer with Windows 10?
ER Operator Certificate Lifecycle T-CAT
What are the IPs related to the new TCAT Registration Entity service software?
What should you do when an ER T-CAT operator has blocked the PIN of their operator certificate and cannot remember the PUK?
How can I do a signature test?
Subscriber Folder: how to deliver PIN and PUK codes
Veure els 20 articles

Issue

Guide to requesting personal certificates with a fee
Why can't certificates (device) be downloaded more than once?
Proceed with an application for the position of secretary/auditor/treasurer
Are T-CAT Registration Entities obliged to provide certificates to any entity that requests them?
How to check if a certificate is correctly issued?

Most common mistakes

Get Log file when error occurs in Registration Entity
A digital certificate has been generated, but the documentation has not been printed. What should I do?
The petitioner of a TCAT Registration Entity wants to enter an organization name but the application does not allow editing the field. A drop-down appears. What should they do?
How can I check a certificate?
Duplicate certificate due to connection problems during generation

Manuals

Safesign: manual and possible errors (Old software)
Certificate management manual
Generator Manual
Approver's Manual
Petitioner's Manual
Archiving and security procedures

Adaptation to EIDAS

Alias Certificate T-CAT
Changes to certificate profiles
Changes to T-CAT (personal card)
How do I distinguish between the signature certificate and the authentication certificate?
Representative Certificate T-CAT

Audit

Audit: document management and archiving requirements
Audit: security requirements
Audit: operational requirements
Why an audit?
Test How to assign a collection administrator/archivist to a documentary collection?

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