Answer:
Digital Signature
Explanation:
Digital Signatures are used in electronic messages to verify the sender's ıdentity. It is a online signature and highly secure way of proving identity.
The Signature is <em>encrypted</em> and can be decoded using <em>public-key</em> .
Digital signatures are certificated uniquely from accredited providers, encrypted and can be validated by certificate authorities.
Messages with digital signatures prove that the message sent by the owner of the signature and didn't changed on the way.
Answer:
Yes, the given statement is true because the life applications like various networking application and computer and television shows are basically operated and monitored by various OSS (operational support system).
The open source basically refers to the system which is open for all so that everyone can easily contribute. The operational support system handle all the applications based on our daily life. By proper analyzing the operational system so that it provide efficient output and various resources.
Therefore, various life application and operational system are open source.
Enclosed in number signs ######
No its measured in Hertz Hz
