Fairblock can be used for front-running protection, private limit orders/intents, private voting/governance, sealed-bid auctions, randomness generation, and censorship-resistant sequencers in the Cosmos and soon in the Ethereum ecosystem, modular ecosystem (Celestia), Layer 2s (Optimism, Scroll, Eclipse), and cross-chain infrastructures and applications (Axelar, Squid) to protect the contents of the transactions before execution.