AWS Private Certificate Authority (AWS Private CA) is a highly available, fully managed private certificate authority (CA) service that you can use to create CA hierarchies and issue private X.509 certificates. You can use these private certificates to establish endpoints for TLS encryption, cryptographically sign code, authenticate users …

AWS Certificate Manager (ACM) is a managed service that enables you to provision, manage, and deploy public and private SSL/TLS certificates that you can use to securely encrypt network traffic. You can now use ACM to request Elliptic Curve Digital Signature Algorithm (ECDSA) certificates and associate the certificates …