TEA from Polysys is an Electronic Signature Infrastructure Service to create and validate CAdES, XAdES, and PAdES signatures. It provides services to achieve long term validity of electronic signatures by upgrading to long term or archival forms.

TEA uses the cutting edge ASiC container technology for associating either CAdES, XAdES signatures or time-stamp tokens, with one or more signed documents to which they apply.

TEA uses the built-in CryptoSigno Interop that validated to Common Criteria EAL3+ for signature creation and verification.

• create XAdES signatures into ASiC container on any type of documents
• create CAdES signatures into ASiC container on any type of documents
• create PAdES signatures on PDF documents
• validate XAdES/CAdES/PAdES signatures
• upgrade signatures to higher, long-term or archival forms
• provides http and Java Message Service interface to access is services
• easy to integrate into legacy applications
• fully automatic  configuration of trust anchors based on the Trusted Lists issued by the EU Member states