Could electronic mail undermine conventional post? – archive, 1 December 1983

Fontasia@feddit.nl to Technology@lemmy.world – 249 points –
Could electronic mail undermine conventional post? – archive, 1 December 1983
theguardian.com
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It did for me. Mostly. If only we could legally sign pdf...

Electronic signatures exist. You can legally sign pdf. But it costs money.

In my country we have goverment-approved way of signing for free. It's essentialy a stamp with code in it pointing to database record containing data about the sign - date, document hash or whatever it's called etc.