Continuous Delivery for Mobile with fastlane

Encryption

Before committing and pushing the code signing assets, it is important to encrypt the files to ensure that if the Git repository access is compromised, the ever-important code signing assets aren’t. You have various options for encrypting your files, but fastlane suggests OpenSSL as one solution, and in fact, match does it out of the box. match automatically encrypts both the keys and provisioning profiles using OpenSSL, using a passphrase which will be prompted the first time a new developer is on board with a new machine setup.

OpenSSL (https://openssl.org/) is freely available and built into macOS, and is most commonly used in encrypting communications to secure websites, denoted by a padlock icon in the address bar.

While you ...