Aptos Labs has proposed an Encrypted Mempool in a bold move toward a more private and fairer blockchain ecosystem. This first-of-a-kind system promises native protection against MEV (Maximal Extractable Value). With Encrypted Mempools, users can hide crucial transaction details until final execution, solving the current challenges that plague decentralized platforms, specifically censorship, order-flow exploitation, and frontrunning. Aptos Labs @AptosLabs ·Follow Built-in MEV protection is coming to @Aptos. Today, every network broadcasts your next move: what you’re buying, how much, and when. That visibility powers frontrunning, censorship, and a multibillion-dollar MEV shadow market. Encrypted Mempools would change the game 🧵 4:00 am · 31 Oct 2025 57ReplyCopy link Read 14 replies Commenting on the strategic proposal, the Aptos team said: If approved by governance, Aptos will be the first L1 to offer users the option to send transactions via a native Encrypted Mempool. The new feature will deliver full transaction intent confidentiality without impacting speed/performance or transparency on-chain. Users can submit encrypted transactions with one click, fully protected from frontrunning and orderflow leakage. The move reflects Aptos’ intent to make on-chain trading safer and fairer for all by filling the visibility gap through encryption at the Mempool level. How does the new system work? Copy link to section The advanced Mempool enables individuals to submit ciphertexts, which are encrypted representations of their transactions, directly to validators. Notably, these payloads hide all transaction data. The details become publicly visible and recorded after final execution. The team clarified that the encryption and decryption procedures will happen on validators. That means the Aptos blockchain’s speed and high throughput will remain unaffected during the process. Precisely, the platform looks to introduce a new layer of protection and privacy while prioritising its reputation for faster transaction settlements. The approach addresses three crucial pain points facing decentralized finance (DeFi) protocols. Firstly, it prevents frontrunning, meaning validators and bots will no longer exploit pending orders. Also, the new encryption stops third parties from selling user data. Finally, it prevents information leakage, ensuring trading amounts and strategies are confidential. Validators only see transactions after block confirmation, with all details recorded on-chain as usual. Impact for traders, institutions, and DEXs Copy link to section Aptos’ Encrypted Mempool guarantees traders complete privacy. Imagine a system where no one, including validators, can detect what you plan to transfer, buy, or sell, until you complete your transaction. That eliminates the risks of other participants or automated bots frontrunning your plans. Moreover, institutional investors seeking to conceal their strategies while using a public blockchain can find Aptos’ proposed feature lucrative. These players can move massive positions privately. Lastly, orderflow protection will help decentralised exchanges operate more securely, offer fairer pricing, and limit slippage caused by MEV attacks. These perks will likely improve institutional participation, which is vital for mainstream adoption. The team added: Encrypted Mempool secures intent at the protocol layer and makes it safe for large values to move freely without fear of censorship or frontrunning; This confidentiality is the precondition for true internet scale. APT price action Copy link to section Native token APT maintained a downbeat outlook today, mirroring the deteriorated broader market. The alt is trading at $3.22 after shedding over 6% and 30% of its value over the previous day and month. Chart by CoinMarketCap The 18% decline in 24-hour trading volume confirms bearish tendencies, hinting at further declines for Aptos. Meanwhile, the team’s dedication to building could reflect in APT’s price performance during broad-based rallies. The digital token remains poised for remarkable growth towards its all-time high of above $18.