Swift BCrypt

Swift BCrypt implementation for securely hashing and verifying passwords using adaptive cost factors, random salts, and constant-time comparison.

Requirements

• Swift 6.1+
• Platforms:
  • macOS 15+
  • iOS 18+
  • tvOS 18+
  • watchOS 11+
  • visionOS 2+

Installation

Use Swift Package Manager; add the dependency to your Package.swift file:

.package(url: "https://github.com/binarybirds/swift-bcrypt", exact: "2.0.1"),

Then add Bcrypt to your target dependencies:

.product(name: "Bcrypt", package: "swift-bcrypt"),

Update the packages and you are ready.

Usage

API documentation is available at the following link. Refer to the mock objects in the Tests directory if you want to build a custom database driver implementation.

Usage example

import Bcrypt

let digest = try Bcrypt.hash("binary-birds", cost: 6)
let res = try Bcrypt.verify("binary-birds", created: digest)

Development

• Build: swift build
• Test:
  • local: swift test
  • using Docker: make docker-test
• Format: make format
• Check: make check

Contributing

Pull requests are welcome. Please keep changes focused and include tests for new logic.

Credits

This code is derived from the Vapor web framework:

• Vapor