iDRAC 7 2.10.10.10 Firmware onwards iDRAC have default certificate with 2048 bit. You can update iDRAC to 2.10.10.10 and perform "racadm sslresetcfg" command to load default certificate from 2.10.10.10 firmware. iDRAC7 2.10.10.10 Firmware is available @ [URL] 
Trying to generate a new self-signed cert via the DRAC, but keep the size to 2048 bits. racadm config -g cfgRacSecurity -o cfgRacSecCsrKeySize 2048 sslresetcfg sets the cert back to 1024...  racadm sslresetcfg Any advise on how to get a 2048 self-signed certificate?
Drac 7 - generate new self-signed certificate