-----BEGIN PGP SIGNED MESSAGE----- Hash: RIPEMD160 Berend Tober wrote: > Is it possible to have multiple persons sign a single file? If so, how > is this done? > > The particular scenario is currently this: Employees submit expense > reports for business travel using a spread sheet. Current practise is > the the employee fills out spread sheet via computer (or optionally > prints blank spread sheet template and writes by hand with a pen), > physically signs using pen and ink, physically delivers signed hardcopy > to supervisor for supervisor pen-and-ink signature prior to payment > processing. > > Desired practise is to eliminate both producing hard copy and > pen-and-ink signatures, and then re-work the process using gpg > electronic signatures. Thus, employee would enter data into expense > report spread sheet, save, gpg sign, mail to supervisor, supervisor > would (presumably) open and review spread sheet, close without changing, > gpg sign, and then return to employee or forward to accounting dept. > > Sounds straightforward, but I didn't spot in the various > manuals/guides/how-to's for gnupg how a second individual could add > their signature after me. >
Use detached signatures? Generate a key to sign the document with, and have that key signed by the supervisor? Just my 2c... - -- Alphax | /"\ Encrypted Email Preferred | \ / ASCII Ribbon Campaign OpenPGP key ID: 0xF874C613 | X Against HTML email & vCards http://tinyurl.com/cc9up | / \ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (MingW32) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFDGRke/RxM5Ph0xhMRA53ZAJ4jpjIAJ8nqCr/xgVBRbO1IUfK3PQCeMYTy I6huYlEG2z2zt1cc1pPqTNE= =6zNZ -----END PGP SIGNATURE----- _______________________________________________ Gnupg-users mailing list Gnupg-users@gnupg.org http://lists.gnupg.org/mailman/listinfo/gnupg-users