Exhibit 23.1

                       CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the incorporation by reference in this Registration
Statement on Form S-3 of our report dated August 29, 2002 relating to the
financial statements and financial statement schedules, which appears in
Authentidate Holding Corp.'s Annual Report on Form 10-K for the year ended June
30, 2002. We also consent to the reference to us under the heading "Experts" in
such Registration Statement.

PricewaterhouseCoopers LLP

Albany, New York
October 14, 2002