File Encryption Tool
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Builds a client-side file encryption tool in HTML5, CSS3, and JavaScript using the Web Crypto API — drag-and-drop file selection with progress indicators, and AES-256-GCM encryption with secure key derivation from a password via PBKDF2.
Prompt content
Use HTML5、CSS3 and JavaScript and Web Crypto API Creates a client file encryption tool. Builds a file drag-and-drop interface with a progress indicator. Export key safely from password (PBKDF2) To implement it. AES-256-GCM Encryption. Adds support for the simultaneous encryption of multiple files through batch processing. This includes enforcement of password strength through entropy calculations. Generates downloadable encrypted files with custom file extensions. Creates a decryption interface with password authentication. Secure memory processing through automatic removal of sensitive data. Adds a detailed archive of the encryption operation and does not store sensitive information. Export Including Encryption Keys/Imports and appropriate security warnings. Supports large files with stream encryption and segment processing.