Email Confidentiality Cluase Are Emails Between Two Adult Recipients Considered Confidential? Can Someone Divulge Or Forward Your Email ?

Are emails between two adult recipients considered confidential? can someone divulge or forward your email ? - email confidentiality cluase

Can anyone print and / or disclose the contents of electronic mail between two consenting adults, if you are not prompted to break confidentiality? There is an expectation of privacy in e-mail?