Authentidate Holding Corp. Presenting at the Fifth Annual LD Micro Conference

Authentidate Holding Corp. Presenting at the Fifth Annual LD Micro Conference

BERKELEY HEIGHTS, N.J., Dec. 3, 2012 (GLOBE NEWSWIRE) -- Authentidate Holding
Corp. (Nasdaq:ADAT), a provider of secure web-based software applications and
telehealth products and services for healthcare organizations, today announced
that O'Connell Benjamin, the company's CEO and President, will be presenting
at the fifth annual LD Micro Conference, Track 4 on December 6, 2012, at 2:00
pm. The conference is being held December 5^th and 6^th at the Luxe Sunset
Boulevard Hotel in Los Angeles.

A copy of the Company's presentation will be made available on December 6,
2012 in the Investor Relations section of the Authentidate website at
http://www.authentidate.com/investors.

For more information about the fifth annual LD Micro Conference, visit the LD
Micro website at www.ldmicro.com/companies/adat

About Authentidate Holding Corp.

Authentidate Holding Corp. is a provider of secure web-based software
applications and telehealth products and services that enable healthcare
organizations to coordinate care for patients and enhance related
administrative and clinical workflows. Authentidate's products and services
enable healthcare organizations to increase revenues, reduce costs and enhance
patient care by eliminating paper and manual work steps from clinical and
administrative processes. Authentidate's telehealth solutions combine
Electronic House Call, an FDA 510(k) cleared in-home patient vital signs
monitoring system, or the Interactive Voice Response system with a web
application that streamlines patient monitoring. Delivered as Software as a
Service (SaaS), customers only require an Internet connection and web browser
to access our web-based applications thereby utilizing previous investments in
systems and technology. The company's healthcare customers and users include
leading homecare companies, health systems, physician groups and governmental
entities. These organizations utilize the company's products and services to
coordinate care for patients outside of acute-care.

For more information, visit the company's website atwww.authentidate.com

This press release contains forward-looking statements within the meaning of
section 27A of the Securities Act of 1933 and section 21E of the Securities
Act of 1934. When used in this release, the words "believe," "anticipate,"
"think," "intend," "plan," "will be," "expect," and similar expressions
identify such forward-looking statements. Such statements regarding future
events and/or the future financial performance of the company are subject to
certain risks and uncertainties, which could cause actual events or the actual
future results of the company to differ materially from any forward-looking
statement. Such risks and uncertainties include, among other things, the
availability of any needed financing, the company's ability to implement its
business plan for various applications of its technologies, the impact of
competition, the management of growth, and the other risks and uncertainties
that may be detailed from time to time in the company's reports filed with the
Securities and Exchange Commission. In light of the significant risks and
uncertainties inherent in the forward-looking statements included herein, the
inclusion of such statements should not be regarded as a representation by the
company or any other person that the objectives and plans of the company will
be achieved.

Authentidate and Inscrybe are registered trademarks of Authentidate Holding
Corp. ExpressMD is a trademark of our subsidiary ExpressMD Solutions, LLC. All
other trade names are the property of their respective owners.

CONTACT: Investor Contacts:
         Robert Schatz
         Wolfe Axelrod Weinberger Assoc. LLC
         (212) 370-4500; (212) 370-4505 fax
 
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