What is the purpose of a digital certificate in online transactions?

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A digital certificate plays a crucial role in establishing trust and security in online transactions. Its primary purpose is to verify the authenticity of a website, ensuring that users are communicating with the legitimate entity they believe they are interacting with. This mechanism is vital because it helps prevent fraud and protects sensitive information, such as credit card details and personal data, from being intercepted by malicious actors who might impersonate a legitimate website.

By using a digital certificate, which is issued by a trusted certificate authority (CA), users can be assured that the website they are visiting is indeed the one it claims to be, and that their data will be encrypted during transmission. This verification process is fundamental to secure communications over the internet, especially in e-commerce and online banking scenarios, enhancing overall user confidence toward online platforms.