#encryption

Atuin offers a modern approach to shell history by utilizing a SQLite database to record commands with additional context, alongside secure, encrypted synchronization options. It enables flexible history searching with detailed metadata like command statistics and session information. Supporting multiple shells, including zsh, bash, and fish, Atuin ensures data privacy is maintained while providing an efficient way to manage shell history. Ideal for developers aiming for efficient command retrieval with robust security measures.

Aegis Authenticator is a free and open source 2FA app for Android that supports HOTP and TOTP, ensuring broad compatibility. The app features AES-256-GCM encryption, advanced entry management, and integrates with authenticators like Google Authenticator. Entries can be added through QR code scanning or manual input, with options for biometrics unlocking and automatic backups. It also supports icon packs and offers multiple design themes for a personalized interface. Available on Google Play Store and F-Droid, Aegis focuses on security and convenience for managing two-factor authentication.

CyberChef offers a browser-based platform for executing cyber operations such as encoding, encryption, data compression, and more. It caters to both technical and non-technical users with a user-friendly interface that simplifies data manipulation. Key features include drag-and-drop functionality, automated encoding detection, and the ability to save or load operations, ensuring effective and secure client-side data processing. CyberChef remains under active development, inviting community contributions for enhancement.

Merlin is a versatile cross-platform post-exploitation C2 server and agent written in Go, offering robust data encryption with AES, JWE, and RC4. It facilitates secure communication via HTTP/1.1, HTTP/2, HTTP/3, and P2P protocols. With support for various authentication methods including OPAQUE and integration with tools like Donut for efficient binary execution, Merlin is compatible with the Mythic framework, making it a reliable choice for adaptable C2 operations.

PaperAge securely backs up small secrets by encrypting them with the Age format, producing a QR code within a PDF. This method ensures the passphrase is never printed, allowing safe use in public settings like libraries or offices. It's ideal for securing TFA recovery codes with support for A4 and letter paper. While restricted to 1.9 KiB inputs and a single encryption method, PaperAge maintains data security against general threats. Recovery can be done without the tool by using common QR scanners and Age implementations, increasing its versatility.

Explore PeaZip, a free and comprehensive file archiver compatible with Linux, macOS, and Windows. Support for over 200 archive formats coupled with strong encryption standards, including a secure password manager, make it a robust choice for all users. Acting as an open-source alternative to proprietary solutions, PeaZip simplifies managing spanned archives and automating tasks. This versatile tool enhances archive management with ease and security.

Excalidraw provides a hand-drawn style virtual whiteboard supporting collaboration, encryption, and extensive customization. It allows real-time cooperative work on an infinite canvas with dark mode, versatile export formats, and an extensive shape library. Accommodates both offline use and auto-save through PWA support. Engage with the community on GitHub and Discord.

Investigate cryptographic functionalities implemented in Swift, with support for multiple platforms including iOS, Android, macOS, and Linux. The project offers user-friendly extensions, real-time update capabilities, and various cryptographic algorithms like MD5, SHA, AES, and RSA. Learn about seamless integration through Swift Package Manager, CocoaPods, and Carthage for secure data processing, all maintained by consistent sponsor support.