The only way to get a legitimate SecureCRT license key is by purchasing it directly from VanDyke Software or an authorized reseller.
VanDyke Software, the developer of SecureCRT, offers various licensing options: securecrt 93 license key github portable
To use SecureCRT legally, you must purchase a license from the official developer, VanDyke Software . SecureCRT 9
Searching for "license keys" or "cracks" on GitHub is highly discouraged. Files labeled as "license keys" or "keygens" in public repositories are frequently designed to compromise your system. securecrt.md - rapid7/metasploit-framework - GitHub Perpetual License: This is a one-time purchase
You can install the official version and set the to a USB drive or a synced folder (like OneDrive).
SecureCRT does not have a separate "Portable Edition," but you can technically make it portable by following the official VanDyke Configuration Guide.