“Croc” is a command-line tool that facilitates easy and secure file transfer over any network. It aims to simplify the process of sending and receiving files between devices while ensuring data security and privacy.
Key features and functionalities of “croc” include:
- Easy File Transfer: With “croc,” you can quickly transfer files from one device to another using a simple and intuitive command-line interface. It eliminates the need for complex setup or configuration, making file sharing effortless.
- Cross-Platform Compatibility: “croc” is designed to work seamlessly across different operating systems and platforms. Whether you’re using Windows, macOS, Linux, or even mobile platforms, you can use “croc” to transfer files without compatibility issues.
- End-to-End Encryption: Security is a priority in “croc.” It encrypts the transferred files using strong encryption algorithms, ensuring that only the intended recipient can access the files. This end-to-end encryption provides protection against unauthorized access during transit.
- Relaying and Proxy Support: “croc” offers relaying and proxy support, allowing file transfers even when direct network connections between devices are not possible. This feature enables file sharing across complex network configurations or restrictive firewall settings.
- Resumable Transfers: “croc” supports resumable file transfers, which means that if a transfer is interrupted, it can be resumed from where it left off without starting the process from the beginning. This feature is particularly useful for large file transfers or in situations where network connectivity is unstable.
- Single-Command Sharing: With “croc,” sharing files is as simple as running a single command. You specify the file you want to send, and “croc” generates a unique code that the recipient can use to initiate the file download. This approach eliminates the need for cumbersome login credentials or complex sharing mechanisms.
- File Integrity Verification: “croc” ensures the integrity of transferred files by automatically verifying the integrity of the received data. This helps detect any potential corruption or tampering during the transfer process.
Progress Indication: During file transfers, “croc” provides a progress indicator that shows the transfer speed, estimated time remaining, and other relevant information. This visual feedback keeps users informed about the status of the transfer.
It’s important to note that both the sender and recipient need to have “croc” installed and available on their respective devices to initiate file transfers. Additionally, “croc” provides various additional options and parameters to customize the file transfer process, such as setting transfer speed limits or specifying custom relay servers.
To get started with “croc,” it is recommended to refer to the official documentation or resources provided by the “croc” project. These resources typically provide detailed instructions, examples, and usage guidelines to help users effectively utilize the features and capabilities of the tool for secure and efficient file transfers.
croc Command Examples
1. Send a file or directory:
# croc send /path/to/file_or_directory
2. Send a file or directory with a specific passphrase:
# croc send --code passphrase /path/to/file_or_directory
3. Receive a file or directory on receiving machine:
# croc passphrase
4. Send and connect over a custom relay:
# croc --relay ip_to_relay send path/to/file_or_directory
5. Receive and connect over a custom relay:
# croc --relay ip_to_relay passphrase
6. Host a croc relay on the default ports:
# croc relay
7. Display parameters and options for a croc command:
# croc [send|relay] --help