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MoneyGram has taken on an official validator role on the Solana blockchain, the payments company announced, making Solana the third network where it now helps secure and process on-chain transactions.
The move sits alongside existing validator positions on Tempo and the Midnight Network, sketching a multi-chain infrastructure strategy that goes beyond simply using blockchain rails to actively participating in them.
What Running a Validator Actually Means A validator, in plain terms, is a node operator that confirms the legitimacy of transactions and adds them to a chain's ledger.
On Solana — a high-throughput layer-1 network whose native token trades as $SOL — validators stake tokens as collateral and earn rewards for honest participation.
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