Cybersecurity California New Reviewed

Proofpoint Secure Email Relay

County of Riverside, CA — Purchasing & Fleet Services (Public Purchase)

County of Riverside

Riverside, California

Posted Oct 21, 2026
Due Nov 10, 2026
Proofpoint Secure Email Relay $25K – $100K

About This Opportunity

The County of Riverside is seeking Proofpoint Secure Email Relay. Quotes are solicited from Proofpoint-authorized partners and resellers, with requirements detailed in Exhibits A and B.

This bid is 92% technology related

A strong match for technology vendors

Why we classified this as tech

Proofpoint Secure Email Relay is an IT email-security product, and the RFQ is open to authorized partners/resellers. Requiring Proofpoint authorization does not make this a sole-source procurement.

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How to access this bid

Click “View the original posting” — it opens the County of Riverside's open-bids list on Public Purchase (public, no login needed to browse).

Find this bid by its solicitation number or title (shown above) — hovering the title shows the County of Riverside's summary.

To open the full posting and download its documents, sign in to Public Purchase (vendor registration is free), then respond as the solicitation directs before the end date (US Pacific).

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Deadline: Nov 10, 2026 at 4:30 PM ET

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