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이관호(Gwanho LEE) profile picture

이관호(Gwanho LEE)

Rust enthusiast passionate about blockchain and system programming. Based in Seoul, South Korea. Currently working on secure digital identity solutions.

Location seoul, South Korea Joined Joined on  Personal website https://leepl37.github.io/

Education

Kyung Hee University

Pronouns

He/him

Work

Software Engineer at KOMSCO (Mobile ID App Team)

🚀 How I Added SegWit to My Rust Bitcoin Wallet (and Why You Should Too)
_56d7718cea8fe00ec1610 profile

🚀 How I Added SegWit to My Rust Bitcoin Wallet (and Why You Should Too)

#bitcoin #rust #blockchain #segwit
Comments
2 min read

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🔑 Multisig vs Normal Bitcoin Transactions — What’s the Difference?
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🔑 Multisig vs Normal Bitcoin Transactions — What’s the Difference?

#programming #blockchain #bitcoin #web3
1
Comments
2 min read
Closures in Rust: `Fn`, `FnMut`, and `FnOnce`
_56d7718cea8fe00ec1610 profile

Closures in Rust: `Fn`, `FnMut`, and `FnOnce`

#rust #functional #programming #tutorial
Comments
2 min read
Understanding Multi-Signature Bitcoin Wallets
_56d7718cea8fe00ec1610 profile

Understanding Multi-Signature Bitcoin Wallets

#bitcoin #wallet #cryptocurrency #rust
Comments
4 min read
😱Why Bitcoin Wallets Validate Public Key Hashes: A Deep Dive into Data Integrity
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😱Why Bitcoin Wallets Validate Public Key Hashes: A Deep Dive into Data Integrity

#bitcoin #cryptocurrency #wallet #rust
Comments
4 min read
🦉Building a Bitcoin CLI Wallet in Rust
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🦉Building a Bitcoin CLI Wallet in Rust

#bitcoin #wallet #blockchain #rust
Comments
2 min read
Understanding Async/Await in Rust: A Simple Guide
_56d7718cea8fe00ec1610 profile

Understanding Async/Await in Rust: A Simple Guide

#rust #programming #async
Comments
4 min read
Bitcoin Transaction Signing: A Developer's Deep Dive
_56d7718cea8fe00ec1610 profile

Bitcoin Transaction Signing: A Developer's Deep Dive

Comments
6 min read
Understanding Async Socket Handling in Rust: From TCP Request to Waker Wake-up
_56d7718cea8fe00ec1610 profile

Understanding Async Socket Handling in Rust: From TCP Request to Waker Wake-up

#rust #webdev #backenddevelopment
Comments
4 min read
📝 Implements `Box<T>` and `Vec<T>` and why?
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📝 Implements `Box<T>` and `Vec<T>` and why?

#rust #std #smartpointer #datastructures
Comments
5 min read
🌱 Understanding HD Wallets and Master Key Derivation (BIP-39/BIP-32)
_56d7718cea8fe00ec1610 profile

🌱 Understanding HD Wallets and Master Key Derivation (BIP-39/BIP-32)

Comments
3 min read
Interior Mutability, Smart Pointers, and Tree Structures in Rust
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Interior Mutability, Smart Pointers, and Tree Structures in Rust

#rust #smartpointer #mutex
7
Comments
3 min read
🧵 Why Rust Needs `FdWrapper`: Understanding File Descriptors and RAII at the System Level
_56d7718cea8fe00ec1610 profile

🧵 Why Rust Needs `FdWrapper`: Understanding File Descriptors and RAII at the System Level

#systemdesign #rust
Comments
3 min read
🚧 My Bitcoin Wallet Development in Rust (Testnet)
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🚧 My Bitcoin Wallet Development in Rust (Testnet)

#wallet #bitcoin #rust
Comments
2 min read
Understanding `async`, `.await`, and `block_on()` in Rust (with Real Examples)
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Understanding `async`, `.await`, and `block_on()` in Rust (with Real Examples)

#rust #systemprogramming #asyncs #await
1
Comments
3 min read
🔐 What Are Private Keys and Public Keys in Crypto?
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🔐 What Are Private Keys and Public Keys in Crypto?

#bitcoin #cryptocurrency #blockchain
Comments
2 min read
🧠 Why Wallet Applications Use Multiple Bitcoin Addresses
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🧠 Why Wallet Applications Use Multiple Bitcoin Addresses

#bitcoin #blockchain #web3 #address
Comments
3 min read
How Bitcoin Transactions Work
_56d7718cea8fe00ec1610 profile

How Bitcoin Transactions Work

#bitcoin #blockchain #transaction
Comments
1 min read
Implementing a Slab Allocator in Rust
_56d7718cea8fe00ec1610 profile

Implementing a Slab Allocator in Rust

#rust #allocator #memorymanagement
Comments
2 min read
Deep Dive: How Bitcoin Transactions Work Under the Hood🚀
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Deep Dive: How Bitcoin Transactions Work Under the Hood🚀

#blockchain #utxo #rust #bitcoin
Comments
2 min read
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