Unlocking eSignature Legitimacy for Building Services in United Kingdom

How to eSign a document: e-signature legitimacy for Building services in United Kingdom

[Music] time stamps are employed and time stamps are actually really difficult finding out what the time is right now is actually quite easy you just ask a time server and it's going to tell you what the clock is right now however knowing that you can trust the time in the past is actually quite difficult if you receive a document and they says it was signed at a given time how do you know we can trust that time the time stamp needs to be added by a trusted service provider so you can trust the time and there are many examples where this is really important for example of will which can be updated it's really important to know that you do have the latest version and you can trust the times now if it was possible to forge the time stamp well then you can trust it so time stamping is all about trusting it's not about finding the time which is easy it's about knowing you can trust that this specific event took place at a given time in the past [Music] typically when you sign a document you need to have a format that can be read by the user we're all used to PDF documents that can be viewed by Adobe Reader POTUS is an extension that so policies PDF advanced electronic signatures so it's a PDF document where you live bedded the security information that means when you add an electronic signature typically what you would do you would wrap this signed document in a partes which means anybody can use the document in a reader and adobe reader will also use this information to validate so you will be told as the document tab be tampered with can you trust electronic signatures etc so part is is the format for electronically signed documents [Music]