address feedback

Author: 2color

src/_blog/aut-tls.md

@@ -147,7 +147,7 @@ However, there are a number of drawbacks to WebRTC:
 
 ## Origins vs. PeerIDs
 
-The Web security model is anchored to domain names (origins). Moreover, browsers require TLS certificates to be signed by a certificate authority (CA) so as to ensure that the entity requesting a certificate owns the domain name. The role of certificate authorities is to verify that the entity requesting a certificate owns the domain name.
+The Web security model is anchored to domain names (origins). Moreover, browsers require TLS certificates to be signed by a certificate authority (CA) to ensure that the entity requesting a certificate owns the domain name. The role of certificate authorities is to verify that the entity requesting a certificate owns the domain name.
 
 On the other hand, libp2p's security model is anchored to PeerIDs: unique identifiers derived from public keys generated by the libp2p node. Unlike CA-signed TLS certificates, PeerIDs can permissionlessly be generated.