Authentidate Holding Corp. Announces CEO Departure
Monday November 26, 5:12 pm ET
Ben Benjamin Named President
BERKELEY HEIGHTS, N.J., Nov. 26, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that Ben Benjamin has been promoted to President of Authentidate effective immediately. Mr. Benjamin has been Authentidate's Senior Vice President-Products and Technology since January 1, 2005 and has over 25 years of product development experience. He succeeds Suren Pai, who will no longer serve as President and Chief Executive Officer of the Company, or as a member of its board of directors.

Authentidate Holding Corp. Announces Fiscal 2008 First Quarter Results
BERKELEY HEIGHTS, N.J., Nov 06, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced financial results for the three months ended September 30, 2007.

Sentara Home Care Services Adopts Authentidate's Inscrybe^TM Healthcare Platform
Sentara Implementing Two Inscrybe Healthcare Modules: Electronic Plan of Care and Electronic Certificate of Medical Necessity
BERKELEY HEIGHTS, N.J., Oct 30, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that Sentara Home Care Services, a leading home medical and nursing care organization, will deploy the Inscrybe Healthcare platform across its organization.

Authentidate Holding Corp. to Report First Quarter 2008 Results on Tuesday, November 6, 2007
BERKELEY HEIGHTS, N.J., Oct 25, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that it plans to report financial results for the first quarter ended September 30, 2007 on Tuesday, November 6, 2007 after the close of market trading.

Authentidate Holding Corp. Announces Fiscal 2007 Fourth Quarter and Year End Results
BERKELEY HEIGHTS, N.J., Sept 13, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced financial results for the three months and fiscal year ended June 30, 2007.

Authentidate Engaged in Negotiations for a Potential Business Combination
BERKELEY HEIGHTS, N.J., Sept 11, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that it is engaged in negotiations concerning a potential business combination between the Company and a private company. The Company indicated that while discussions between representatives of the parties continue, the terms of the transaction have not been agreed upon and no letter of intent, term sheet or acquisition agreement of any kind has been executed by either party. Any potential agreement would be subject to the review and approval of the Company's board of directors. The Company further cautioned that as a result of the foregoing uncertainties, there can be no assurance that any agreement will be executed or any transaction completed.

Authentidate Holding Corp. to Report Fourth Quarter and Fiscal 2007 Year End Results on Thursday, September 13, 2007
Management conference call to include webcast presentation
BERKELEY HEIGHTS, N.J., Sept 06, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that it plans to report financial results for the fourth quarter and fiscal year ended June 30, 2007 on Thursday, September 13, 2007 after the close of market trading.

Authentidate Launches Inscrybe Office To Bring Trusted Document Exchange To A New Level For Enterprises And The Mass Market
New Online Service Incorporates the USPS® Electronic Postmark® Seal to Ensure the Integrity of Documents Delivered Instantly at a Fraction of the Cost of Overnight Package Services
BERKELEY HEIGHTS, N.J., August 15, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT) today announced the launch of Inscrybe^TM Office, which provides the most advanced suite of features supporting the auditable online exchange of documents simply using a web browser.

Authentidate Announces New Agreement To Provide U.S. Postal Service EPM Service
BERKELEY HEIGHTS, N.J., July 26, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to securely conduct the trusted exchange of electronic content, today announced a new three-year agreement with the U.S. Postal Service® (USPS) to act as a non-exclusive authorized service provider of the USPS Electronic Postmark® (EPM).

Authentidate eBilling Connector for Electronic Invoicing Achieves "Powered by SAP NetWeaver®" Status
Provides Electronic Invoices with Signatures in Accordance with The Value Added Tax Act, Directly From SAP® Solutions Based on SAP NetWeaver
BERKELEY HEIGHTS, NJ, USA and DUSSELDORF, Germany, June 13, 2007 - Authentidate Deutschland today announced that its Authentidate eBilling Connector version 30.1 for electronic invoicing has achieved "Powered by SAP NetWeaver®" status as business content for the SAP NetWeaver Exchange Infrastructure (SAP NetWeaver XI) component.

Pacific Pulmonary Services to Adopt Authentidate's Inscrybe^TM Healthcare Platform
Inscrybe Healthcare Market Penetration Accelerating in Homecare Industry
BERKELEY HEIGHTS, N.J., June 11, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based software services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that Pacific Pulmonary Services (PPS), the largest privately held provider of home oxygen and respiratory medications in the United States, has initiated the implementation of Authentidate's Inscrybe Healthcare platform in its more than 100 Patient Care Centers in 14 states.

Authentidate Completes Sale of its Document Management and Systems Integration Businesses
BERKELEY HEIGHTS, N.J., June 7, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and web-based services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced that it has completed the previously announced sale of its Document Management (DocStar^TM) and Systems Integration (DJS) businesses to a group headed by members of the businesses' senior management team.

Authentidate Holding Corp. Announces Fiscal 2007 Third Quarter Results
Quarterly Revenue Increases and Net loss Narrows Year-Over-Year
BERKELEY HEIGHTS, N.J., May 10, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and software services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced financial results for the fiscal third quarter ended March 31, 2007.

Authentidate Holding Corp. to Report Fiscal 2007 Third Quarter Results on Thursday, May 10, 2007
BERKELEY HEIGHTS, N.J., May 3, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of software and software services that enable enterprises and individuals to exchange information securely and conduct trusted business transactions, today announced it plans to report financial results for the fiscal third quarter ended March 31, 2007 on Thursday, May 10, 2007 after the close of market trading.

American Homepatient Validates Benefits Of Using Authentidate's Inscrybe^TM Healthcare Platform
Adds new eOrder Module introduced on Inscrybe Platform
BERKELEY HEIGHTS, N.J., April 23, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of secure enterprise workflow management applications, today announced that American HomePatient, Inc. (OTCBB: AHOM), one of the nation's largest home medical equipment providers, is realizing significant improvement in operational efficiencies from the use of Inscrybe Healthcare.

Authentidate Announces eOrder Module For Inscrybe^TM Healthcare - American Homepatient First Customer To Use New Service Offering
Authentidate Expands its Presence in the Homecare Industry
BERKELEY HEIGHTS, N.J., April 23, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of secure enterprise workflow management applications, today announced the addition of the eOrder application to its current suite of modules available on the Inscrybe Healthcare platform. The introduction of the eOrder module and its adoption by American HomePatient reinforces Authentidate's vision for Inscrybe, of a highly scalable suite of integrated capabilities facilitating trusted transactions for the healthcare industry.

Authentidate Holding Corp. Successfully Defends Validity of Its Proprietary Technologies Against Claims by TimeCertain
BERKELEY HEIGHTS, N.J., February 28, 2007 - Authentidate Holding Corp. (Nasdaq: ADAT), a worldwide provider of secure enterprise workflow management applications, today announced that the United States District Court for the Middle District of Florida, Tampa Division dismissed with prejudice a patent infringement case against the company filed by TimeCertain, LLC, in August 2005.