Ensure the value that is supplied for GSK_CLIENT_ECURVE_LIST contains only entries for elliptic curves that are supported by System SSL. See Table 5 for a list of supported elliptic curve definitions. Ensure that each entry uses 4 decimal digits.

When operating in Suite B mode, ensure that the value supplied contains the elliptical curves that are required by the Suite B profile in use. See Suite B cryptography support for a list of required elliptical curves for each Suite B profile.