Search Results for "security"
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Showing 77 open source projects for "security"
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Coin Wallet
Coin Wallet is a non-custodial crypto wallet for Bitcoin
Coin Wallet is a non-custodial multicurrency wallet for multiple platforms. A secure, user-friendly cryptocurrency wallet focused on providing essential features without complicated setup. -
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Lighthouse Ethereum
Ethereum consensus client in Rust
...You'll need to be familiar with the rules of staking (e.g., rewards, penalties, etc.) and also configuring and managing servers. You'll also need at least 32 ETH! Security-focused. Fuzzing techniques have been continuously applied and several external security reviews have been performed. Built in Rust, a modern language providing unique safety guarantees and excellent performance (comparable to C++). Funded by various organizations, including Sigma Prime, the Ethereum Foundation, ConsenSys, the Decentralization Foundation and private individuals. -
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Sparrow Wallet
Desktop Bitcoin Wallet focused on security and privacy
Sparrow Wallet is an open-source, desktop-focused Bitcoin wallet designed for users who value complete control, security, and privacy when managing their Bitcoin funds. It provides a rich graphical interface that exposes Bitcoin’s underlying UTXO model rather than hiding it behind abstractions, helping users understand every input, output, and fee involved in transactions. Sparrow supports advanced workflows such as Partially Signed Bitcoin Transactions (PSBT), multisignature setups, customizable fee selection, and comprehensive coin control — making it suitable for power users, privacy advocates, and those running their own full nodes. ... -
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OpenZeppelin Contracts
OpenZeppelin Contracts is a library for secure smart contracts
A library for secure smart contract development. Build on a solid foundation of community-vetted code. OpenZeppelin Contracts uses semantic versioning to communicate backward compatibility of its API and storage layout. To keep your system secure, you should always use the installed code as-is, and neither copy-paste it from online sources nor modify it yourself. The library is designed so that only the contracts and functions you use are deployed, so you don't need to worry about it... -
MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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Qtum
Qtum Core Wallet
Qtum is a decentralized blockchain project built on Bitcoin's UTXO model, with support for Ethereum Virtual Machine-based smart contracts, and secured by a proof of stake consensus model. It achieves this through the revolutionary Account Abstraction Layer which allows the EVM to communicate with Qtum's Bitcoin-like UTXO blockchain. Welcome to the Qtum Ignition Main Network. This is the main network where the tokens hold value and should be guarded very carefully. If you are testing the... -
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Sign-In with Ethereum
Sign-In with Ethereum library
...Sign-In with Ethereum describes how Ethereum accounts authenticate with off-chain services by signing a standard message format parameterized by scope, session details, and security mechanisms (e.g., a nonce). The goals of this specification are to provide a self-custodied alternative to centralized identity providers, improve interoperability across off-chain services for Ethereum-based authentication, and provide wallet vendors a consistent machine-readable message format to achieve improved user experiences and consent management. -
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SQUEEZER
Squeezer framework, build serverless dApps
Squeezer is a platform that empowers new-entry blockchain developers to build serverless dApps simply as dead. The main usage of the ChainKit is to unify top blockchains interfaces into a single normalized API interface, therefore you can build blockchain dApps easily without digging into blockchain complex infrastructure. Bi-directional on-chain transactions (inbound and outbound). Build dApps connecting to smart contracts using chain kit agnostic connector. Quick intuitive code deployments... -
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Stacks
The Stacks 2.0 blockchain implementation
Stacks 2.0 is a layer-1 blockchain that connects to Bitcoin for security and enables decentralized apps and predictable smart contracts. Stacks 2.0 implements Proof of Transfer (PoX) mining that anchors to Bitcoin security. Leader election happens at the Bitcoin blockchain and Stacks (STX) miners write new blocks on the separate Stacks blockchain. With PoX there is no need to modify Bitcoin to enable smart contracts and apps around it. -
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OneKey
Secure, open source and community driven crypto wallet
...Use OneKey App separately to store and use your crypto assets in a secure and convenient manner. Each user's assets are appropriately secured and stored locally. Hardware wallets take the security of digital assets to another level. From physically isolating hackers to preventing Trojan horses and software attacks. All transfers must be approved by the hardware wallet, so you don't have to worry about the loss or theft of your mobile phone. No matter what platform you prefer, iOS, Android, macOS, Windows, Linux or even ChromeOS, we support it all. ... -
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Decred
Decred daemon in Go (golang)
dcrd is the full-node implementation of Decred, a hybrid proof-of-work/proof-of-stake cryptocurrency focused on decentralized governance, long-term sustainability, and robust network security. Written in Go, dcrd provides all the core consensus, networking, and validation logic necessary for Decred nodes to participate in the network. It plays a critical role in enforcing consensus rules, managing peer connections, and enabling advanced features like on-chain voting and self-funding via a decentralized treasury. Designed to prioritize stability and security, dcrd is suitable for miners, validators, and users operating infrastructure for the Decred blockchain. -
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Iron Fish
A novel cryptocurrency focused on privacy and accessibility
Iron Fish is a privacy-first blockchain protocol that brings zero-knowledge proofs and encrypted transactions to a fully decentralized network. Its goal is to offer default, universal privacy for every user while remaining easy to use and scalable. Iron Fish uses zk-SNARKs to shield all transaction details and supports a novel PoS-like consensus called “Proof of Work with Delegation.” With its developer-friendly APIs and strong privacy guarantees, Iron Fish is designed to be the foundation... -
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Learning Bitcoin from the Command Line
A complete course for learning Bitcoin programming and usage
...Our work is funded entirely by donations and collaborative partnerships with people like you. Every contribution will be spent on building open tools, technologies, and techniques that sustain and advance blockchain and internet security infrastructure and promote an open web. We are also tentatively considering what we could include in a v3.0 of the course. -
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Shardeum
Shardeum is an EVM based autoscaling blockchain
...Shardeum is an innovative EVM-compliant blockchain platform that leverages dynamic state sharding to achieve unprecedented scalability. By implementing a sharding model, Shardeum ensures faster processing times and lower transaction costs without compromising security or decentralization. Horizontal scalability through sharding. Advanced cryptographic techniques and robust consensus protocols. Truly decentralized network with no single point of failure. -
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Graph Node
Graph Node indexes data from blockchains such as Ethereum
...Before The Graph, teams had to develop and operate proprietary indexing servers. This required significant engineering and hardware resources and broke the important security properties required for decentralization. All data is stored and processed on open networks with verifiable integrity. The Graph makes querying this data fast, reliable, and secure. Entrepreneurs are creating next level apps to scale human coordination on the internet. It's a new frontier and we're just getting started. -
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Erigon
Ethereum implementation on the efficiency frontier
...Same true about: JSON RPC layer (RPCDaemon), p2p layer (Sentry), history download layer (Downloader), consensus. Don't start services as separated processes unless you have clear reason for it: resource limiting, scale, replace by your own implementation, security. How to start Erigon's services as separated processes, see in docker-compose.yml. -
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MyEtherWallet
MyEtherWallet to interact with the Ethereum blockchain
MEW (MyEtherWallet) is a free, client-side interface helping you interact with the Ethereum blockchain. Our easy-to-use, open-source platform allows you to generate wallets, interact with smart contracts, and so much more. Easily access all you favorite apps across Ethereum and Polkadot chains, buy crypto, swap tokens, and manage your NFTs. Welcome to the multichain future. ETH Blocks is an NFT series representing mined Ethereum blocks and their properties. Whether it's a special block... -
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Stack Wallet
Stack Wallet, a multicoin, cryptocurrency wallet
...Designed for both desktop and mobile environments, it aims to provide a unified experience for crypto users who prefer open-source transparency. The project focuses on security-conscious workflows and user autonomy rather than custodial convenience. In summary, Stack Wallet is positioned as a privacy-respecting, multi-asset wallet for users who want direct ownership and management of their crypto holdings. -
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BNB Chain
A Binance Smart Chain client based on the go-ethereum fork
The goal of Binance Smart Chain is to bring programmability and interoperability to Binance Chain. In order to embrace the existing popular community and advanced technology, it will bring huge benefits by staying compatible with all the existing smart contracts on Ethereum and Ethereum tooling. And to achieve that, the easiest solution is to develop based on the go-Ethereum fork, as we respect the great work of Ethereum very much. Binance Smart Chain starts its development based on... -
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Cardano Node
The core component that is used to participate in a Cardano
...Developed in Haskell, the node allows participation in Cardano’s network by validating transactions, producing blocks, and maintaining the ledger. It supports Shelley, Goguen, Basho, and other phases of Cardano’s roadmap, and plays a crucial role in network security and consensus. The node is configurable for different use cases, including running full nodes, relay nodes, or stake pool operators. -
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Neon Wallet
Self-custodial wallet for managing digital assets
Neon Wallet is a self-custodial wallet for managing digital assets on desktop and mobile, supporting Neo, Ethereum, and EVM networks, with full user control. Available as a desktop wallet on Windows, Mac OS X, and Linux, the NEON wallet allows users to claim GAS on the NEO network. -
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AirGap Wallet
The AirGap Wallet is installed on an everyday smartphone
...Protect your crypto and store your private keys offline. It’s time to set up your safe place for your coins and get rewards. Based on a two-device approach, increasing security and usability with you in the driver’s seat. Installed on a dedicated smartphone that is completely offline and has no connection to any network, thus it is air-gapped. The companion application to AirGap Vault installed on your every-day phone and not aware of any secrets. With the Exchange support in AirGap Wallet, swaps can be made directly in-App without having to transfer funds to an exchange and then creating an order. ... -
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Slither
Static Analyzer for Solidity
...Slither is fast and precise; it can find real vulnerabilities in a few seconds without user intervention. It is highly customizable and provides a set of APIs to inspect and analyze Solidity code easily. We use it in all of our security reviews. Now you can integrate it into your code-review process. We are open sourcing the core analysis engine of Slither. This core provides advanced static-analysis features, including an intermediate representation (SlithIR) with taint tracking capabilities on top of which complex analyses (“detectors”) can be built. -
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Mina
Mina is a new cryptocurrency with a constant size blockchain
We are the world’s lightest blockchain, powered by participants. Using zero-knowledge technology, Mina is creating the infrastructure for the secure, democratic future we all deserve. Build on Mina with zkApps, smart contracts powered by zero-knowledge. The SDK, based on Typescript, will be available soon. The Mina blockchain remains ~22kb, enabling users to quickly and directly access the current state from their smartphone and other blockchains. Users today are compelled to hand over their... -
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Cosmos SDK
A Framework for Building High Value Public Blockchains
Cosmos is an ever-expanding ecosystem of interconnected apps and services, built for a decentralized future. The Cosmos SDK is a framework for building blockchain applications. Tendermint Core (BFT Consensus) and the Cosmos SDK are written in the Golang programming language. Cosmos SDK is used to build Gaia, the first implementation of the Cosmos Hub. The Cosmos SDK has mostly stabilized, but we are still making some breaking changes. The Cosmos SDK is an open-source framework for building... -
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Status - a Mobile Ethereum OS
A free (libre) open source, mobile OS for Ethereum
...Status uses an open-source, peer-to-peer protocol, and end-to-end encryption to protect your messages from third parties. Keep your private messages private with Status. Browse the growing ecosystem of DApps including marketplaces, exchanges, games, and social networks. The latest security standards ensure a private browsing experience. You will never be asked for a phone number, email address, or bank account when generating a Status account. Stay private and selectively reveal yourself to the world with Status.
