When sending data electronically to a recipient, an electronic signature can be used by the receiver to prove that the document is original and that it is sent by the person claiming to have sent it. Companies dealing with electronic signatures allow users to apply for the signatures online and then they can download the signatures. Users can easily recover lost passwords for free from the service providers and the need to install the signatures is not necessary for the client since it is installed remotely by the services providers.
Whatever a signature signed on paper proves or does can also be done with the electronic signature provided it meets specific regulations set by a governing body. Digital signatures are different from electronic signatures in that they are the mechanisms used for implementing and facilitating the operation of the electronic signatures. Most jurisdictions require an electronic signature to meet some specifications in including identifying and linking the signatory to the signature. It is also expected that the signatory be the only one possessing and controlling the key used to create the electronic signature and this key is called a private key. After a message is signed, it is required that an electronic key be able to identify even in cases where the data was tampered with after signing. Another rule demands that the electronic key be invalidated if the data sent with it has been changed.
Simple electronic signature is data used by signatories to sign electronic forms and they are capable of associating other data sent together or attached to it. Advanced electronic signatures are types of signatures with additional features to enable the signature be linked uniquely to the signatory and to uniquely identify the signatory, give sole control to the signatory and also to be able to detect changes made to the data after it is sent. Electronic signatures created using qualified devices for this purpose and also that uses qualified certificates for signatures are classified as quality electronic signatures.
Contracts like insurance cover agreements and sales agreements, online banking transactions and other electronic transactions are some of the situations that can be verified using electronic signatures. Verifying using electronic signatures is time and money saving, it is also accepted internationally and also ensures privacy for the users. Clients should get the electronic signatures from companies with reputation of providing security measures to ensure that the privacy of the data shared is kept and respected.