The Sui Community mainnet is struggling a significant outage, being successfully down and unusable for about three hours as of this writing. This story remains to be being developed as Sui’s core group is “actively engaged on an answer,” in accordance with official communication.
Information Coinspeaker retrieved from OkLink on Jan. 14 at 5:36 p.m. UTC reveals that the final legitimate transaction and checkpoint on the Sui Community had been registered at 2:22 p.m. UTC (11:22:17 a.m. BRT, in the screenshot). The referenced “checkpoint” was 234608191 and the transaction: GaVmqN8PdKEZP37WJUJxt4yk2TbJgzKdgqsU79LR3jiH.
A “checkpoint” on Sui works as a coordination operate and supplies a canonical ordering of transactions, much like a “block” in conventional blockchains like Bitcoin and Ethereum. Checkpoints maintain finalized transactions and are used for node synchronization and international transaction ordering and node synchronization.
Primarily, an hour with out checkpoints means the blockchain is successfully “caught” — no new transactions will be confirmed, and the community state stays frozen till validators resolve the underlying concern and resume consensus.
Snapshots from standing.sui.io point out the investigation began half-hour after the final checkpoint was validated earlier than the outage. The difficulty was flagged as “recognized” almost 1.5 hours later, with a “repair being carried out.”
Sui Community Earlier Incidents
That is the second documented main outage for Sui Community’s mainnet and the third related incident that affected customers’ capacities to make transactions.
On Nov. 21, 2024, Sui experienced its first network outage on account of “a bug in congestion management code,” the official account posted on X as a postmortem abstract. In that case, the mainnet went by way of greater than 2.5 hours with out validating any new transactions and checkpoints—mounted with the v1.37.4 patch, first rolled out on Mysten Validators, in accordance with standing.sui.io documentation.
On Dec. 14, 2025, the community registered “degraded consensus,” with “a lot greater latencies,” as additionally described in standing.sui. The difficulty took roughly three hours from the beginning of the core group’s investigations and its decision.
As well as, Sui skilled three main exploits in 2025 as Typus Finance’s unaudited contract lost $3 million. Earlier than Typus, CETUS Protocol suffered a major hack in May 2025, shedding greater than $220 million in belongings. Then, Sui-based yield protocol Nemo was exploited for $2.4 million in USDC , based mostly on a report from CoinDesk.
Learn authentic story (*3*) by Vini Barbosa at Coinspeaker.com
