User Manual

Appendix A - Cryptography employed to secure cloud data
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11 Appendix A - Cryptography employed to
secure cloud data
Encryption
Block-Cipher
Management
AWS Standard Encryption
TLS 1.2 Encryption
256-AES
AES_128_GCM.
AWS
Siemens
Certificate Issuer
Signing Algorithm Used
Management
Siemens CA (issued by
QuoVadis)
AWS CA
Comodo CA
Digicert CA
SHA256 RSA 2048
SHA256 RSA 4096
End point certificates are
stored on AWS and
managed by Siemens. For
renewals, AWS notifies
Siemens prior to certificate
expiration.