Why SAS Matters

Today’s Web3 apps face a messy challenge: verifying users is repetitive, risky, and inefficient. Think clunky KYC processes, managing sensitive user data, and building redundant integrations. It doesn’t scale — and it certainly doesn’t feel like the future. SAS changes that.

It introduces a shared, permissionless identity layer for the Solana ecosystem — designed to be secure, privacy-preserving, and user-friendly by default.

What Is SAS?

The Solana Attestation Service allows trusted issuers to attach real-world data — like KYC info, location, or credentials — directly to a user’s wallet.

These attestations are:

• Signed
• Verifiable
• Reusable across apps
• Private by design

It’s a programmable identity layer for Solana. That means:

• Users verify once, and reuse credentials anywhere.
• Developers don’t need to touch or store sensitive data.
• Apps can instantly verify trust — with no backend required.

The SAS Advantage

Before SAS, each app had to:

• Build its own backend
• Integrate its own KYC provider
• Store sensitive data
• Repeat the same verification flows

With SAS, that entire model is flipped:

• Portable credentials: Held in-wallet and usable across apps
• Open infrastructure: No gatekeepers — anyone can issue, verify, or consume
• Composable trust: Apps access attestations via SDK, like calling an API for trust

All verifiable. All under user control. All in one place.

What Can You Do with SAS?

SAS unlocks a wave of new possibilities for apps on Solana, including:

• KYC Passports – Verify once, use anywhere
• Geo-Gated Drops – Restrict access by region
• Sybil Resistance – Ensure one person, one wallet
• Investor Accreditation – Validate financial eligibility
• DAO Reputation – Build portable contribution records
• DePIN Proofs – Confirm real-world actions or devices

And this is just the beginning.

A Public Good for the Solana Ecosystem

SAS isn’t just another protocol — it’s infrastructure for trust.

• Neutral
• Permissionless
• Built to scale

Created by the Solana Identity Group with support from the Solana Foundation, SAS lays the groundwork for a new era of trust without friction and compliance without compromise.

As Solana continues to evolve into a global coordination layer for DeFi, gaming, DePIN, and beyond — identity will be key. SAS brings that identity layer to life.

Ready to Get Started?

Join the next wave of Web3 innovation — now live on Solana. The future of programmable identity is here. And it's just getting started.

Start your SAS journey today with Nightly Wallet: 👉 nightly.app/download