Windows
Linux
Text Processing
Encoding
Windows certutil -decode equivalent in Linux
Decodes base64 text back to binary data.
Windows
→
certutil -decode
Linux equivalents
base64 -d file.b64
base64 -d file.b64
base64 -d file.b64
Overview
What this command does
Decodes base64 text back to binary data.
Migration tip: Check the distro-specific rows before copying; package names and service names can differ even when the tool name is similar.
Practical tasks
Common use cases
Base64 decode a file
Decodes base64 text back to binary data.
base64 -d file.b64
Base64 decode a file
base64 --help
Show command help when supported
man base64
Open the manual page when installed
Ready to run
Copyable Linux commands
Review paths, device names, package names and permissions before running any command.
base64 -d file.b64
Walkthrough
Examples with explanations
# Windows equivalent: certutil -decode
base64 -d file.b64Reference
Common options and variations
| Command or option | Use |
|---|---|
base64 -d file.b64 | Base64 decode a file |
base64 --help | Show command help when supported |
man base64 | Open the manual page when installed |
Distro differences
Debian/Ubuntu vs Fedora vs Arch
The equivalent is shown for Debian/Ubuntu, Fedora and Arch. Some rows use a different package manager or helper tool where Linux distributions commonly diverge.
| Distribution | Package manager / base | Equivalent command | Difference to notice |
|---|---|---|---|
| Debian/Ubuntu | same command | base64 -d file.b64 |
Same command on this distribution. |
| Fedora | same command | base64 -d file.b64 |
Same command on this distribution. |
| Arch | same command | base64 -d file.b64 |
Same command on this distribution. |
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