2631271 - Information on PGP Encryption Key size and extension type under Security Center in Integration Center

Basic Information on PGP File Encyption Keys of Security Center in Integration Center:

1. What is the maximum size of the PGP encryption key that can be used?
2. What should be the extension of the PGP encryption key?
3. Is there a provision for the validation of uploading duplicate PGP encryption keys?

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental. 

SAP SuccessFactors HCM Suite 

Integration Center, Security Center, PGP Keys , KBA , LOD-SF-INT-INC-SEC , Security Center , How To