Document:

<PAGE>
                                                                   EXHIBIT 10.01

                        VERITAS PARTICIPATION AGREEMENT
                                THIRD AMENDMENT

This THIRD AMENDMENT (this "Agreement") dated as of January 16, 2002, is by and
among VERITAS SOFTWARE GLOBAL CORPORATION, a Delaware corporation, as lessee
(the "Lessee", or the "Construction Agent"), the various parties thereto from
time to time, as guarantors (the "Guarantors"), WELLS FARGO BANK NORTHWEST,
NATIONAL ASSOCIATION (formerly known as First Security Bank, National
Association), a national banking association, not individually, but solely as
the Owner Trustee under the VS Trust 2000-2 (the "Owner Trustee", the "Borrower"
or the "Lessor"), the various banks and other lending institutions which are
parties thereto from time to time as holders of certificates issued with respect
to the VS Trust 2000-2 and lenders (individually, a "Holder" or a "Lender" and
collectively "Holders" or "Lenders"), ABN AMRO BANK N.V., as agent (the "Agent")
for the Lenders and the Holders as of the date hereof signatory hereto.
Capitalized terms used herein and not otherwise defined shall have the meaning
assigned such term in Appendix A to the Participation Agreement (as defined
below).

                                   RECITALS:

     A.   The Lessee, the Guarantors, the Lessor, the Lenders, the Holders and
the Agent are parties to that certain Participation Agreement, dated as of July
28, 2000 (as amended, restated, supplemented or otherwise modified from time to
time, the "Participation Agreement"); and

     B.   The parties desire to amend certain provisions of the Participation
Agreement on the terms and conditions set forth in this Agreement.

     NOW, THEREFORE, in consideration of the premises and the mutual covenants
hereinafter contained, the parties hereto agree as follows:

     1.   Amendments. Appendix A to the Participation Agreement is hereby
amended by deleting the defined terms "Majority Holders", "Majority Lenders"
and "Majority Secured Parties" in their entirety and replacing such terms with
the following:

          "Majority Holders" shall mean at any time, Holders whose Holder
     Advances outstanding represent at least sixty-six and two thirds percent
     (66 2/3%) of (a) the aggregate Holder Advances outstanding or (b) to the
     extent there are no Holder Advances outstanding, the aggregate Holder
     Commitments.

          "Majority Lenders" shall mean at any time, Lenders whose Loans
     outstanding represent at least sixty-six and two thirds percent (66 2/3%)
     of (a) the aggregate Loans outstanding or (b) to the extent there are no
     Loans outstanding, the aggregate of the Lender Commitments.

          "Majority Secured Parties" shall mean at any time, Lenders and Holders
     whose Loans and Holder Advances outstanding represent at least sixty-six
     and two thirds percent (66 2/3%) of (a) the aggregate Advances outstanding
     or (b) to the extent there are

<PAGE>
     no Advances outstanding, the sum of the aggregate Holder Commitments plus
     the aggregate Lender Commitments.

     2.   Representation and Warranties. Each Credit Party hereby represents and
warrants to the Agent, the Lessor, the Lenders and the Holders that the
following are true and correct on the date of this Agreement and that, after
giving effect to the amendments set forth in Section 1 above, the following will
be true and correct on the Effective Date (as defined below);

          (a)  The representations and warranties of the Credit Parties set
     forth in Section 6 of the Participation Agreement and in the other
     Operative Documents are true and correct in all material respects as if
     made on such date (except for representations and warranties expressly made
     as of a specified date, which shall be true as of such date);

          (b)  No Default has occurred and is continuing; and

          (c)  Each of the Operative Documents to which any Credit Party is a
     party is in full force and effect as to such Credit Party.

     3.   Effective Date. The amendments effected by Section 1 above shall
become effective as of the date of this Agreement (the "Effective Date"),
subject to (a) receipt by McGuireWoods LLP ("MW"), counsel to the Agent, of a
copy of this Agreement duly executed by the Lessee, each Guarantor, each
Lender, each Holder, the Lessor and the Agent, and (b) receipt by the Agent, on
behalf of each individual Lender and Holder that executes this Amendment and
delivers an executed copy of this Amendment to MW on or prior to the Effective
Date, of a non-refundable amendment fee payable to each such Person in an
amount equal to 0.025% of each such Person's respective Commitment or Holder
Commitment, as applicable.

     4.   Miscellaneous.

          (a)  Except as specifically waived and amended above, the
     Participation Agreement and each of the Appendices, Schedules and Exhibits
     thereto shall remain in full force and effect and the Participation
     Agreement is hereby ratified and confirmed in all respects.

          (b)  Section headings in this Agreement are included herein for
     convenience of reference only and shall not constitute a part of this
     Agreement for any other purpose.

          (c)  This Agreement may be executed in any number of separate
     counterparts, each of which shall collectively and separately constitute
     one agreement. Delivery of an executed counterpart of a signature page to
     this Agreement by telecopier shall be effective as delivery of a manually
     executed counterpart of this Agreement.

     5.   GOVERNING LAW. THIS AGREEMENT AND THE RIGHTS AND OBLIGATIONS OF THE
PARTIES HEREUNDER SHALL BE GOVERNED BY AND CONSTRUED, INTERPRETED AND ENFORCED
IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK.

                            [signature pages follow]

                                       2

<PAGE>
     IN WITNESS WHEREOF, each party hereto has caused this Agreement to be duly
executed and delivered by its proper and duly authorized officer as of the date
first written above.

VERITAS SOFTWARE GLOBAL CORPORATION,
as Lessee

By: /s/ Kevin Olson
   ----------------------------------------------
Name: Kevin Olson
     --------------------------------------------
Title: Treasurer
      -------------------------------------------

VERITAS SOFTWARE CORPORATION, as a Guarantor

By: /s/ Kevin Olson
   ----------------------------------------------
Name: Kevin Olson
     --------------------------------------------
Title: Treasurer
      -------------------------------------------

VERITAS OPERATING CORPORATION, as a Guarantor

By: /s/ Kevin Olson
   ----------------------------------------------
Name: Kevin Olson
     --------------------------------------------
Title: Treasurer
      -------------------------------------------

VERITAS SOFTWARE TECHNOLOGY CORPORATION,
as a Guarantor

By: /s/ Kevin Olson
   ----------------------------------------------
Name: Kevin Olson
     --------------------------------------------
Title: Treasurer
      -------------------------------------------

VERITAS SOFTWARE TECHNOLOGY HOLDING CORPORATION,
as a Guarantor

By: /s/ Kevin Olson
   ----------------------------------------------
Name: Kevin Olson
     --------------------------------------------
Title: Treasurer
      -------------------------------------------

                                       3
<PAGE>
                              ABN AMRO BANK N.V., as Administrative Agent and as
                              a Lender

                              By:  /s/ Elizabeth M. Walker
                                 ----------------------------------------------
                              Name: Elizabeth M. Walker
                              Title: Vice President

                              By:  /s/ Blake J. Lacher
                                 ----------------------------------------------
                              Name: Blake J. Lacher
                              Title: Vice President

                                       4

<PAGE>
                              CREDIT SUISSE FIRST BOSTON, as a Lender and as
                              Documentation Agent

                              By:     /s/ Robert Hetu
                                      ----------------------------------------
                              Name:   Robert Hetu
                                      ----------------------------------------
                              Title:  Director
                                      ----------------------------------------

                              By:     /s/ Mark Heron
                                      ----------------------------------------
                              Name:   Mark Heron
                                      ----------------------------------------
                              Title:  Associate
                                      ----------------------------------------

                              CREDIT LYONNAIS LOS ANGELES BRANCH, as a
                              Lender and as Syndication Agent

                              By:     /s/ Dianne M. Scott
                                      ----------------------------------------
                              Name:   Dianne M. Scott
                                      ----------------------------------------
                              Title:  Senior Vice President and Branch Manager
                                      ----------------------------------------

                              THE FUJI BANK, LTD., as a Lender

                              By:     /s/ Masahito Fukuda
                                      ----------------------------------------
                              Name:   Masahito Fukuda
                                      ----------------------------------------
                              Title:  Senior Vice President and Group Head
                                      ----------------------------------------

                              AIB INTERNATIONAL FINANCE, as a Lender

                              By:     /s/ Paul Kehoe
                                      ----------------------------------------
                              Name:   Paul Kehoe
                                      ----------------------------------------
                              Title:  Director
                                      ----------------------------------------

                              DEUTSCHE BANK AG NEW YORK BRANCH AND/OR
                              CAYMAN ISLANDS BRANCH, as a Lender

                              By:     /s/ David G. Dickinson, Jr.
                                      ----------------------------------------
                              Name:   David G. Dickinson, Jr.
                                      ----------------------------------------
                              Title:  Vice President
                                      ----------------------------------------

                              By:     /s/ Christoph A. Koch
                                      ----------------------------------------
                              Name:   Christoph A. Koch
                                      ----------------------------------------
                              Title:  Vice President
                                      ----------------------------------------

                                       5
<PAGE>
                                  SUMITOMO MITSUI BANKING CORPORATION f/k/a
                                  the Sumitomo Bank, Limited, as a Lender

                                  By:    /s/ Azar Shakeri
                                         -------------------------------------
                                  Name:  Azar Shakeri
                                         -------------------------------------
                                  Title: Vice President and Manager
                                         -------------------------------------

                                  COMERICA BANK - CALIFORNIA, as a Lender

                                  By:    /s/ Rob Ways
                                         -------------------------------------
                                  Name:  Rob Ways
                                         -------------------------------------
                                  Title: Vice President
                                         -------------------------------------

                                  FLEET NATIONAL BANK, as a Lender

                                  By:    /s/ John B. Desmond
                                         -------------------------------------
                                  Name:  John B. Desmond
                                         -------------------------------------
                                  Title: Director
                                         -------------------------------------

                                  WELLS FARGO BANK N.A., as a Lender

                                  By:    /s/ Eric Houser
                                         -------------------------------------
                                  Name:  Eric Houser
                                         -------------------------------------
                                  Title: Vice President
                                         -------------------------------------

                                  FBTC LEASING CORP., as a Lender

                                  By:    /s/ Yuji Kawakami
                                         -------------------------------------
                                  Name:  Yuji Kawakami
                                         -------------------------------------
                                  Title: Vice President
                                         -------------------------------------

                                  KEYBANK NATIONAL ASSOCIATION, as a Lender

                                  By:    /s/ Julien Michaels
                                         -------------------------------------
                                  Name:  Julien Michaels
                                         -------------------------------------
                                  Title: Vice President
                                         -------------------------------------

                                       6

<PAGE>
                              BNP PARIBAS, as a Lender

                              By:  /s/ Robert Mimaki
                                 ----------------------------------------------
                              Name: Robert Mimaki
                              Title: Vice President

                              BNP PARIBAS, as a Lender

                              By:  /s/ Jean Plassard
                                 ----------------------------------------------
                              Name: Jean Plassard
                              Title: Managing Director

                              THE INDUSTRIAL BANK OF JAPAN, LIMITED, as a Lender

                              By:  /s/ Masao Nakagawa
                                 ----------------------------------------------
                              Name: Masao Nakagawa
                              Title: Senior Vice President and Senior Manager

                                       7

<PAGE>
                    WELLS FARGO BANK NORTHWEST, NATIONAL ASSOCIATION (formerly
                    known as First Security Bank, National Association), not
                    individually, but solely as the Owner Trustee under the VS
                    Trust 2000-2

                    By: /s/ Val T. Orton
                       ---------------------------------------------------
                    Name: Val T. Orton
                         -------------------------------------------------
                    Title: Vice President
                          ------------------------------------------------

                    ABN AMRO LEASING, INC., as a Holder

                    By: /s/ Elizabeth R. McClellan
                       ---------------------------------------------------
                    Name: Elizabeth R. McClellan
                         -------------------------------------------------
                    Title: Vice President
                          ------------------------------------------------

                    CREDIT SUISSE LEASING 92A, L.P., as a Holder

                    By: /s/
                       ---------------------------------------------------
                    Name: O'Day
                         -------------------------------------------------
                    Title: Director
                          ------------------------------------------------

                    By: /s/
                       ---------------------------------------------------
                    Name: Weatherly - White
                         -------------------------------------------------
                    Title: Director
                          ------------------------------------------------

                    CREDIT LYONNAIS LEASING CORPORATION, as a Holder

                    By: /s/ L.M. Wertheim
                       ---------------------------------------------------
                    Name: L.M. Wertheim
                         -------------------------------------------------
                    Title: President
                          ------------------------------------------------

                    FBTC LEASING CORP., as a Holder

                    By: /s/ Yuji Kawakami
                       ---------------------------------------------------
                    Name: Yuji Kawakami
                         -------------------------------------------------
                    Title: Vice President
                          ------------------------------------------------<PAGE>
                                                                   Exhibit 10.02

                    FIRST AMENDMENT TO CREDIT AGREEMENT AND
                         OTHER INTERCREDITOR AGREEMENTS
                               (VS Trust 2000-1)

     This FIRST AMENDMENT TO CREDIT AGREEMENT AND OTHER INTERCREDITOR AGREEMENTS
dated as of March 1, 2002 (this "Amendment" or this "Agreement"), is by and
among the various banks and other lending institutions listed on the signature
pages hereto as Tranche A Lenders (subject to the definition of Tranche A
Lenders in Appendix A to the Participation Agreement referenced below,
individually, a "Tranche A Lender" and collectively, the "Tranche A Lenders")
and the various banks and other lending institutions listed on the signature
pages hereto as Tranche B Lenders (subject to the definition of Tranche B
Lenders in Appendix A to the Participation Agreement referenced below,
individually, a "Tranche B Lender" and collectively, the "Tranche B Lenders").
Capitalized terms used in this Amendment but not otherwise defined herein shall
have the meanings set forth in Appendix A to that certain Participation
Agreement dated as of March 9, 2000 (the "Participation Agreement") by and among
VERITAS SOFTWARE GLOBAL CORPORATION, a Delaware corporation (the "Lessee" or the
"Construction Agent"); the various parties listed on the signature pages thereto
as guarantors (subject to the definition of Guarantors in Appendix A thereto,
individually a "Guarantor" and collectively, the "Guarantors"); WELLS FARGO BANK
NORTHWEST, NATIONAL ASSOCIATION (as successor to First Security Bank, National
Association), a national banking association, not individually but solely as the
Owner Trustee under the VS Trust 2000-1 (the "Owner Trustee" or the "Lessor");
the Tranche A Lenders; the Tranche B Lenders; BANK OF AMERICA, N.A., a national
banking association, as the agent for the Lenders and respecting the Security
Documents, as the agent for the Lenders and the Holders, to the extent of their
interests (in such capacity, the "Agent"); and the various banks and other
lending institutions listed on the signature pages thereto as holders of
certificates issued with respect to the VS Trust 2000-1 (subject to the
definition of Holders in Appendix A thereto, individually, a "Holder" and
collectively, the "Holders").

                              W I T N E S S E T H

     WHEREAS, the parties to this Agreement are parties to that certain Credit
Agreement dated as of March 9, 2000 (the "Credit Agreement"), the Lessor and the
Lessee (as assignee of Veritas Operating Corporation) are parties to that
certain Lease Supplement No. 1 ("Lease Supplement No. 1") and that certain Lease
Supplement No. 2 ("Lease Supplement No. 2"), each dated as of March 9, 2000, and
certain of the parties to this Amendment are parties to the other Operative
Agreements relating to a $41.5 million tax retention operating lease facility
(the "Facility") that has been established in favor of the Lessee;

     WHEREAS, the Lessee has requested that the Lessor enter into that certain
Lease Supplement No. 3 ("Lease Supplement No. 3") dated as of February 27, 2002,
to be effective as of May 30, 2001, respecting the Improvements and Equipment
located on the Land subject to Lease Supplement No. 2;

     WHEREAS, in connection with Lease Supplement No. 3, the Lessee has informed
the Lessor that the Maximum Residual Guarantee Amount for the Leased Property
(as defined in

<PAGE>
Lease Supplement No. 3) shall be equal to the product of the aggregate Property
Cost for the Leased Property (exclusive of the Land Cost) multiplied by 83.5%;

     WHEREAS, in connection with the execution by the Lessor of Lease Supplement
No. 3, the Tranche A Lenders and the Tranche B Lenders desire to amend certain
terms defined in Appendix A to the Participation Agreement and reallocate the
Lender Commitments and the outstanding Loans among the Tranche A Lenders and the
Tranche B Lender on the terms and conditions set forth herein.

     NOW, THEREFORE, IN CONSIDERATION of the premises and other good and
valuable consideration, the receipt and sufficiency of which is hereby
acknowledged, the parties agree as follows:

                            PARTICIPATION AGREEMENT

     Appendix A to the Participation Agreement is hereby amended to modify the
following defined term in its entirety as follows:

     "Maximum Residual Guarantee Amount" shall mean, as to the Leased Property
(as such term is defined in any applicable Lease Supplement) covered by any
particular Lease Supplement, such amount as is set forth in Section 8 of such
Lease Supplement.

                                CREDIT AGREEMENT

     Schedule 2.1 of the Credit Agreement is hereby deemed amended and restated
in its entirety to read as Schedule 2.1 attached hereto as EXHIBIT 1.

                                OTHER AGREEMENTS

     Notwithstanding any provision in any Operative Agreement to the contrary
(including without limitation Section 5.2(c) of the Participation Agreement),
the parties hereto agree that outstanding Loans made pursuant to the Credit
Agreement and the other Operative Agreements shall be reallocated in a manner
such that eighty-four and one-half percent (84.5%) of the Requested Funds
funded pursuant to each Requisition shall be deemed to have been funded with
Tranche A Loans and twelve and one-half percent (12.5%) of the Requested Funds
funded pursuant to each Requisition shall be deemed to have been funded with
Tranche B Loans.

                                 MISCELLANEOUS

     1.   This Agreement shall be effective upon the execution and delivery of
this Agreement by the parties hereto and execution and delivery of such other
documents, agreements of instruments reasonably deemed necessary or advisable by
the Agent.

                                       2
<PAGE>
     2.   Except as modified hereby, all of the terms and provisions of the
Operative Agreements (including Schedules and Exhibits) shall remain unmodified
and in full force and effect.

     3.   This Agreement may be executed in any number of counterparts, each of
which when so executed and delivered shall be deemed an original and it shall
not be necessary in making proof of this Agreement to produce or account for
more than one such counterpart.

     4.   This Agreement shall be deemed to be a contract made under, and for
all purposes shall be construed in accordance with the laws of the State of New
York.

        [The remainder of this page has been left blank intentionally.]

                                       3
<PAGE>
          IN WITNESS WHEREOF, each of the parties hereto has caused a
counterpart of this Agreement to be duly executed and delivered as of the date
first above written.

                                  BANK OF AMERICA, N.A., as a Tranche A
                                  Lender, as a Tranche B Lender and as the Agent

                                  By: /s/ Kevin M. McMahon
                                      ------------------------------------------
                                  Name:  Kevin M. McMahon
                                       -----------------------------------------
                                  Title: Managing Director
                                         ---------------------------------------

                           [signature pages continue]
<PAGE>
                                   KEYBANK NATIONAL ASSOCIATION, as a
                                   Tranche A Lender and as a Tranche B Lender

                                   By: /s/ Julien Michaels
                                       __________________________________
                                   Name: Julien Michaels
                                         ________________________________
                                   Title: Vice President
                                          _______________________________

[signature pages continue]
<PAGE>
                                   UNION BANK OF CALIFORNIA, N.A., as a
                                   Tranche A Lender and as a Tranche B Lender

                                   By: /s/ Allan B. Miner
                                       __________________________________
                                   Name: Allan B. Miner
                                         ________________________________
                                   Title: Vice President
                                          _______________________________

                                   [signature pages continue]
<PAGE>
                                   WELLS FARGO BANK, NATIONAL
                                   ASSOCIATION, as a Tranche A Lender and as a
                                   Tranche B Lender

                                   By: /s/ Eric C. Houser
                                       __________________________________
                                   Name: Eric C. Houser
                                         ________________________________
                                   Title: Vice President
                                          _______________________________

                                   [signature pages continue]
<PAGE>
CONSENTED TO BY:

                                        WELLS FARGO BANK NORTHWEST,
                                        NATIONAL ASSOCIATION, not individually
                                        but solely as Owner Trustee under the
                                        VS Trust 2000-1

                                        By:    /s/ Val T. Orton
                                            ------------------------------------
                                        Name:  Val T. Orton
                                              ----------------------------------
                                        Title: Vice President
                                               ---------------------------------

                                    [signature pages end]
<PAGE>
                                   EXHIBIT 1

                                  Schedule 2.1

<Table>
<Caption>
                                              Tranche A               Tranche B
                                              Commitment              Commitment
                                              ----------              -----------

Name and Address of Lenders                Amount/Percentage        Amount/Percentage
---------------------------                -----------------        -----------------
<S>                                    <C>             <C>       <C>            <C>
Bank of America, N.A.                   $11,540,925.50  32.9408%  $1,707,237.50  32.9408%
555 California Street, 12th Floor
Mail Code: CA5-705-12-08
San Francisco, CA 94104-1502
Attention: Colleen Taylor
Telephone: (415) 953-5246
Telecopy: (415) 622-4057

KeyBank National Association            $11,386,501.75    32.50%  $1,684,393.75    32.50%
Suite 2900
3 Embarcadero Center
San Francisco, CA 94111
Attention: Julien Michaels,
           Vice President
Telephone: (415) 733-2483
Telecopy: (415) 733-2480

Union Bank of California, N.A.          $ 7,882,962.75    22.50%  $1,166,118.75    22.50%
350 California Street, 10th Floor
San Francisco, CA 94104
Attention: James Goudy,
           Vice President
Telephone: (415) 705-7165
Telecopy: (415) 705-7111

Wells Fargo Bank, National              $ 4,225,000.00  12.0592%  $  625,000.00  12.5902%
Association
400 Hamilton Avenue
Palo Alto, CA 94301
Attention: Eric Houser,
           Vice President
Telephone: (650) 855-7684
Telecopy: (650) 328-0814

TOTAL                                   $35,035,390.00      100%  $5,182,750.00      100%
</Table>

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00042-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00042-of-00352.parquet"}]]