| Subject | Zulu | English |
| comp., MS | I-CAPI2 | CAPI2 (The API that supports PKI and X.509 certificates, such as certificate chain validation, certificate stores, and signature verification) |
| comp., MS | i-CAPI | CAPI (An (API) that is provided as part of Microsoft Windows. CryptoAPI provides a set of functions that allow applications to encrypt or digitally sign data in a flexible manner while providing protection for the user's sensitive private key data. Actual cryptographic operations are performed by independent modules known as (CSPs)) |