
IOTA Protocol Weekly - Mar 17, 2026
Mar 17, 2026: Testnet beta v1.19.0 introduces protocol v22 with congestion limit overshoot, Move-based auth, and faster recovery mechanisms.
Articles and insights about testnet
7 posts

Mar 17, 2026: Testnet beta v1.19.0 introduces protocol v22 with congestion limit overshoot, Move-based auth, and faster recovery mechanisms.

Mar 10, 2026: Protocol v21 on testnet introduces congestion limit overshoot, fast commit syncer, and updates to CLI, Rust SDK, and node features.

Mar 3, 2026: Protocol v21 (beta) on testnet introduces congestion overshoot, fast commit syncer, and Rust SDK changes.

Feb 24, 2026: Protocol v20 testnet release introduces dynamic minimum commission (IIP-8), validator score decoupling, and epoch indexing.

Feb 10, 2026: Testnet release v1.16.2-rc introduces protocol v19 with ChangeEpochV4, Starfish consensus, and scoring-based rewards.

Feb 3, 2026: Protocol v19 (testnet), ChangeEpochV4, Starfish consensus, and IOTA Names on mainnet. Key updates for stakers and builders.

Explore the latest IOTA testnet update with protocol version 18, IOTA Names mainnet deployment, and new EVM testnet migration details.