Legal

Subprocessors & DPA

US-region

The third-party services CertShield relies on to operate, and how to request a Data Processing Agreement. Last updated: 2026-07-24.

SubprocessorPurposeData handledRegion
VercelApplication hosting / CDNRequest metadata, app trafficUS
Supabase (on AWS)Database, storage, authAccount, vendor, COI PDFs, audit eventsUS
OpenRouter → AnthropicCOI extraction (Claude vision)Uploaded COI PDFs at extraction timeUS
ResendOutbound email (chase, reports)Recipient email, message contentUS
PostmarkInbound email intake (email-in)Forwarded COI emails + attachmentsUS
TwilioSMS chasing (opt-in only)Vendor phone, message contentUS
PaddleBilling (merchant of record)Billing contact, subscription dataUS / EU
DocumensoAgreement e-signAgreement documents, signer emailUS
SentryError / performance monitoring (when enabled)Error metadata, request contextUS

Data Processing Agreement

A Data Processing Agreement (DPA) is available on request for customers who need one. Email shivanshu814pathak@gmail.com and we will send the current DPA for signature. Material changes to this subprocessor list are reflected here.

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