Will SMTP keep my e$-$mails safe?

Yes, SMTP has built in security features, but you need VoIP for encryption.

No$.$ For that you need to use special IP protocol techniques.

Yes, SMTP has built$-$in encryption and security features.

No$,$ SMTP cannot keep your e$-$mails safe, but there are other security measures like encryption that can keep your e$-$mails safe.

$$