What is the Cisco-recommended key length in bits for a Cisco Expressway certificate? 01/29/2021 – by Mod_GuideK 0 What is the Cisco-recommended key length in bits for a Cisco Expressway certificate? A. 1024 B. 2048 C. 4096 D. 8192 SHOW ANSWERSCorrect Answer: C Explanation/Reference: