Preference by: 1. the default for the curve strength (eccTempKeySz), 2. a curve at the curve strength (eccTempKeySz), 3. the default for next higher curve strength, 4. the first curve (client order) with the next highest curve strength
Preference by: 1. the default for the curve strength (eccTempKeySz), 2. a curve at the curve strength (eccTempKeySz), 3. the default for next higher curve strength, 4. the first curve (client order) with the next highest curve strength