# \#tutorial

**URL:** https://collective.flashbots.net/tag/tutorial/89.md

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## [Building Secure Ethereum Blocks on Minimal Intel TDX Confidential VMs](https://collective.flashbots.net/t/building-secure-ethereum-blocks-on-minimal-intel-tdx-confidential-vms/3795)

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**Author:** [@Moe](https://collective.flashbots.net/u/Moe)\
**Replies:** 7\
**Last updated:** [November 5, 2024, 8:48am UTC](https://collective.flashbots.net/t/building-secure-ethereum-blocks-on-minimal-intel-tdx-confidential-vms/3795 "2024-11-05T08:48:34Z")

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TL;DR: In this post, we present our experiment of running Flashbots Rbuilder in Intel TDX, which we demo-ed at TEE.Salon in Brussels. Rbuilder is an Ethereum block builder written in Rust, focused on performance, modu…

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## [Flash Loan Arbitrage Tutorial](https://collective.flashbots.net/t/flash-loan-arbitrage-tutorial/2490)

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**Author:** [@brock](https://collective.flashbots.net/u/brock)\
**Replies:** 0\
**Last updated:** [September 28, 2023, 6:36pm UTC](https://collective.flashbots.net/t/flash-loan-arbitrage-tutorial/2490 "2023-09-28T18:36:25Z")

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This guide covers the basics of flash loans, arbitrage, and breaks down a finished bot (simple-blind-arbitrage) from top to bottom. https://docs.flashbots.net/flashbots-mev-share/searchers/tutorials/flash-loan-arbitrage…