Search Results for "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 needlessly increasing gas costs. ...

...There is no voting, master nodes, or minimum amount required. There have been transactions as small as 2 Qtum that have created blocks in the past. Staking from smart contracts is under development.

Petoron Seal Contracts (PSC) Fully binary .psc contract format TTL (time to live) built-in Ed25519 participant signatures Executed-flag to prevent reuse External .sig signature support Fully offline and P2P-ready Compatible with Petoron Time Burn Cipher (PTBC) https://github.com/01alekseev/PSC

Laravel Ban simplifies the management of the Eloquent model's ban. Make any model bannable in minutes. The use case is not limited to the User model, any Eloquent model could be banned: Organizations, Teams, Groups, and others. Bannable model must have a nullable timestamp column named banned_at. This value is used as the flag and simplifies checks if the user was banned.

...The input contract propagates to uses of head which are verified by ensuring the arguments are NonEmpty. LH lets you avoid off-by-one errors that can lead to crashes or buffer overflows. Dependent contracts let you specify, e.g. that dotProduct requires equal-sized vectors. LH checks that functions terminate and so warns about the infinite recursion due to the missing case in fib.

Digital Signer is a powerful and user-friendly software designed to secure and sign your digital documents with ease. Ideal for Tender filling, individuals, businesses, and professionals, this software ensures that your sensitive documents are protected from unauthorized editing and tampering, maintaining their integrity and authenticity. Key Features Sign PDFs with Hardware Devices: Ensuring the highest level of security. Digital Signature Certificates (DSC): Apply digital...

...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 by using a special mechanism that will deploy smart contracts and dApp services where code changed. Silent deployments, no interruption for the current functionality (really useful on production). One single command to simultaneously deploy all available functions on your project where code changed from the last deployment. ...

...Cross-device sync uses encrypted CRDTs (Automerge) with no server involved in the merge. Vault recovery is handled via Shamir Secret Sharing (3-of-5). Unique features include on-chain digital inheritance via smart contracts on Base L2 (gasless, ERC-4337), built-in TOTP authenticator, breach monitoring via HIBP k-anonymity, encrypted document vault with NFC scanning, and email alias generation. Available on Chrome, Firefox, and iOS. Android is in private beta. Built by a solo developer. Fully open-source, zero telemetry.

Open eSign allows software developers and technical parties in a company to create secure, online (web-based) forms and documents that follow a business process flow and enable legally recognized electronic signatures using digital signature technology.