AxCrypt is a file encryption software that allows users to encrypt and decrypt files and folders with a single click. The software uses AES-256 encryption algorithm, which is considered to be one of the most secure encryption algorithms. AxCrypt also offers features like secure password management, key-file support, and automatic re-encryption of files after modification. Additionally, it integrates with Windows Explorer, allowing users to encrypt and decrypt files directly from the right-click context menu.