Perspectium Replicator supports multiple ciphers to encrypt your data. The default cipher for ServiceNow is TripleDES. In Dynamic and Bulk Share configurations, an option is available since v3.8.0 to choose from a list of supported ciphers. The current list of supported ciphers are:

• TripleDES (default)
• AES128
• Base64 Encode Only

The key used for encrypting can be found in the properties page.