Assinador Web 1.0

Assinador Web is a browser-based digital signature application from the Amazonas State Department of Finance (SEFAZ-AM). It enables taxpayers, accountants, and authorized representatives to digitally sign and validate the electronic documents required by SEFAZ-AM directly in the browser. By leveraging ICP-Brasil digital certificates, it helps ensure document integrity, authenticity, and legal validity during submissions and interactions with SEFAZ-AM online services.

Key features:

• Browser-based signing with no complex installation, compatible with modern, standards-compliant browsers
• Support for ICP-Brasil digital certificates commonly used by individuals and businesses
• Creation and validation of signatures for documents used in SEFAZ-AM services, including XML and PDF files
• Local, secure handling of certificates and private keys to protect sensitive data
• Clear, guided workflows and status messages to streamline submission and compliance tasks

Getting started:
Access Assinador Web through SEFAZ-AM’s official portal, use a valid ICP-Brasil digital certificate, and follow the on-screen steps to sign and submit your documents securely.

For compatibility details, updates, and support, consult SEFAZ-AM’s official help resources.

Assinador Web is developed by SEFAZ-AM. The most popular versions of this product among our users are: 0.1 and 1.0.