EXHIBIT 4.8


                              CONSULTING AGREEMENT
                              --------------------


          CONSULTING AGREEMENT, dated as of June 30, 2002 (this "Agreement"), by
and between XYBERNAUT CORPORATION,  a Delaware corporation (the "Company"),  and
DUNE HOLDINGS LTD., an Anguilla corporation (the "Consultant").

                                   WITNESSETH:
                                   -----------

          WHEREAS,  the  Consultant  is in the  business of  providing  advisory
services to companies,  which services include, without limitation,  introducing
companies to  potential  investors,  presenting  investment  and other  business
opportunities to companies, and other good and valuable services, and

          WHEREAS,  the Company  desires to retain the advisory  services of the
Consultant.

          NOW,   THEREFORE,   in  consideration  of  the  mutual  covenants  and
agreements  contained  herein and other  good and  valuable  consideration,  the
receipt and  sufficiency  of which is hereby  acknowledged,  the parties  hereby
agree as follows:

          1. TERM.  The obligation of the Consultant to provide the services for
the  Company  contemplated  by Section 2 hereof  shall  commence  as of the date
hereof  and shall  continue  for a period  of twelve  (12)  months,  unless  the
retention  of the  Consultant  under this  Agreement  is  terminated  earlier as
provided for herein, or is extended by the mutual written consent of the parties
hereto (the "Term").

          2. SERVICES.

             (a) The Company  hereby  retains the  Consultant to perform and the
Consultant agrees to render to the Company,  on a non-exclusive  basis, and upon
the terms, provisions and conditions set forth herein, such advisory services as
may be requested  by the Vice  Chairman of the Company or the Board of Directors
of the  Company,  as a whole.  Such  services  shall  include,  but shall not be
limited to,  introducing  the Company to  potential  investors  in the  Company,
presenting  investment  and other  business  opportunities  to the Company,  and
rendering  such other  related  advisory  services  as may be  requested  by the
Company.

             (b) The Consultant shall make its personnel  available to meet with
representatives  of the  Company  during  the  Term at such  times  as  shall be
mutually agreed upon by the Consultant and the Company.

             (c) The Consultant  shall follow the directions of, and limitations
imposed by, the  Company's  Vice Chairman with respect to any of the services to
be provided by the Consultant  pursuant to this Agreement.  Without limiting any
of the other  provisions  hereof,  the Consultant shall not issue or disseminate
any information,  financial or otherwise,  including,





without limitation, any press release or other written materials by or on behalf
of the Company without the prior written consent of the Company.

          3. COMPENSATION.

             (a) Upon execution of this Agreement, the Company agrees to pay the
Consultant a fee equal to 370,370  shares of the  Company's  common  stock,  par
value  $0.01  per  share  (the  "Shares").   The  Shares  shall  be  "restricted
securities"  within the meaning of Rule 144 under the Securities Act of 1933, as
amended.  The  Company  agrees to use its best  efforts  to file a  registration
statement  on Form S-3 (or  other  appropriate  form  then  available)  with the
Securities and Exchange Commission within thirty (30) days from the date hereof,
which registration statement shall include the Shares.

             (b) The Consultant  shall be responsible  for payment of all taxes,
charges and similar payments and/or  withholdings,  if any, which may be payable
or  otherwise  due in respect of any  consideration  received by the  Consultant
hereunder and shall indemnify the Company and hold the Company harmless from any
claim that the Company is obligated to make such payments.

          4.  RELATIONSHIP OF PARTIES.  It is  acknowledged  and agreed that the
relationship  between the Consultant and the Company  established hereby is that
of two (2) independent  contracting  parties,  with the Consultant  acting as an
independent  contractor of the Company and this Agreement and the services to be
rendered by the  Consultant to the Company shall not in any way or manner create
or be deemed to create any partnership, agency, joint venture, employer-employee
or other relationship  between the Company, on the one hand, and the Consultant,
on the other hand. The  Consultant  shall not hold itself out to any third party
in a manner that is contrary to the foregoing.  In no event shall the Consultant
be able to legally bind the Company or to execute any document or  instrument on
behalf of the  Company.  Nothing  herein shall render or be deemed to render the
Company a fiduciary of the Consultant.

          5.  TERMINATION.  The Company may  terminate  the services of, and its
relationship  with  the  Consultant  hereunder,  without  cause  for any  reason
whatsoever,  upon  thirty  (30) days' prior  written  notice to the  Consultant.
Notwithstanding  any  termination of the  consulting  services of the Consultant
pursuant  to this  Agreement,  the  Shares  shall  remain  fully  vested  to the
Consultant.

          6. NOTICES. All notices or other communications  hereunder shall be in
writing and shall be deemed to have been duly given if  delivered  by hand or by
courier  service or if mailed by  first-class,  registered  or  certified  mail,
return receipt requested,  postage prepaid,  in all cases addressed to the party
for whom intended at the address or telecopy  number,  as applicable,  set forth
below (or to such other address or telecopy  number,  as applicable,  as a party
shall  have  designated  by notice in writing  to the other  party  given in the
manner provided by this Section 6):



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             If to the Company:

                      Xybernaut Corporation
                      12701 Fair Lakes Circle, Suite 550
                      Fairfax, Virginia 22033
                      Attention:  Vice Chairman

             If to the Consultant:

                      Dune Holdings Ltd.
                      c/o company formation group
                      28 Menachem begin St.
                      Ramat Gan
                      Israel 52521

          Notices  and other  communications  hereunder  shall be deemed to have
been delivered to the intended recipient on the date that is five (5) days after
mailing if mailed as provided  above, or on the date of delivery if delivered by
hand,  on the first  business  day  following  delivery  of the  notice or other
communication  to a  international  courier service of recognized  standing,  as
provided above, or on the date sent by telecopy,  if the confirmation of receipt
is received by 5:30 p.m. (New York time).

          7. AMENDMENTS,  MODIFICATIONS,  WAIVERS. No amendment, modification or
waiver of any term or provision of this Agreement shall not be effective  unless
the  same  shall  be in  writing  and  signed  by  each of the  Company  and the
Consultant.

          8. GOVERNING  LAW. This  Agreement  shall be governed by and construed
and  enforced  in  accordance  with the laws of the State of New  York,  without
giving  effect to its  conflicts of law or choice of law rules.  This  Agreement
shall not be construed or  interpreted  with any  presumption  against the party
causing this Agreement to be drafted.

          9.  JURISDICTION;  WAIVER OF JURY TRIAL.  With  respect to any action,
suit or other  proceeding  arising out of or relating to this  Agreement  or the
transactions  contemplated  hereby, the parties  unconditionally and irrevocably
submit to the  exclusive  jurisdiction  of the  federal  District  Court for the
Southern  District  of the  State  of New  York.  In any  such  action,  suit or
proceeding in any jurisdiction brought against the Consultant by the Company, or
vice versa,  the Consultant  and the Company each knowingly and willingly  waive
any right that the Consultant or the Company may have to a trial by jury.

          10. ENTIRE AGREEMENT;  SURVIVAL. This Agreement constitutes the entire
understanding  an  agreement  between  the parties  with  respect to the subject
matter  hereof and it supersedes  and replaces all prior and/or  contemporaneous
understandings  and  agreements,  whether  written or oral, with respect to such
subject  matter,  all of  which  are  merged  herein.  There  are  no  promises,
representations  or warranties  between the parties with respect to such subject
matter,  except as  expressly  set forth  herein  and  representations,  oral or
written, with regard to such matters.



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          11. SEVERABILITY.  If any term or provision of this Agreement shall be
held  by  a  court  of  competent   jurisdiction  to  be  illegal,   invalid  or
unenforceable  under applicable law, it shall not affect the continued legality,
validity and enforceability of the remaining terms and provisions  hereof,  each
of which shall continue in full force and effect.

          12.  SUCCESSORS  AND  ASSIGNS;  ASSIGNMENT;   INTENDED  BENEFICIARIES.
Neither this Agreement,  nor any of the Consultant's rights,  powers,  duties or
obligations  hereunder,  may be assigned by the  Consultant  or delegated by the
Consultant,  without the prior written  consent of the Company.  This  Agreement
shall  be  binding  upon and  inure to the  benefit  of the  Consultant  and its
affiliates and their  successors  and permitted  assigns and the Company and its
affiliates  and their  successors  and assigns.  Successors of the Company shall
include, without limitation, any corporation or corporations acquiring, directly
or indirectly, all or substantially all of the assets of the Company, whether by
merger,  consolidation,  purchase,  lease or otherwise, and such successor shall
thereafter be deemed "the Company" for the purpose hereof.

          13.  COUNTERPARTS.  This  Agreement  may be  executed  in one or  more
counterparts,  each of which, shall constitute one and the same instrument,  and
this Agreement shall become  effective when one or more  counterparts  have been
signed and delivered by each of the parties.




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          IN WITNESS  WHEREOF,  the parties hereto have caused this Agreement to
be duly executed as of the date first above written.


                                              XYBERNAUT CORPORATION


                                              By:
                                                 -------------------------------
                                                  Name: Steven A. Newman
                                                  Title:   Vice Chairman


                                              DUNE HOLDINGS LTD.


                                              By:
                                                 -------------------------------
                                                  Name:
                                                  Title:



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