EXHIBIT 10.62


AMENDMENT NO. 3 TO





SECOND AMENDED AND RESTATED CREDIT AGREEMENT





THIS AMENDMENT NO. 3 TO SECOND AMENDED AND RESTATED CREDIT AGREEMENT (this Amendment) is entered into as of February 1, 2002, by and between DATUM INC., a
Delaware corporation (Borrower), and WELLS FARGO BANK, NATIONAL ASSOCIATION (Bank).





RECITALS





This Amendment is made with reference to the following facts:





A.        Borrower is currently indebted to Bank pursuant to the terms and conditions of that
certain Second Amended and Restated Credit Agreement between Borrower and Bank dated as of July 7, 2000, as amended from time to time (Credit Agreement).





B.        Bank and Borrower have agreed to certain changes in the terms and conditions set forth in the Credit Agreement and
have agreed to amend the Credit Agreement to reflect said changes.





NOW, THEREFORE, for valuable
consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto agree that the Credit Agreement shall be amended as follows:





1.        Section 2.1(d)(i) of the Credit Agreement is hereby amended by changing the reference to Three Million Five
Hundred Thousand Dollars ($3,500,000.00) therein to Six Million Dollars ($6,000,000.00).





2.        Section 5.9(d) is hereby amended and restated in its entirety to read as follows:





(d)        Beginning with the fiscal quarter ended December 31, 2001; Net income of not less than $1 for each fiscal year, as of the end of such fiscal year; no losses during
any fiscal quarter in excess of $500,000.00, as of the end of such fiscal quarter; no losses during any two consecutive fiscal quarters, as of the end of each such fiscal quarter.





3.        Section 6.2 of the Credit Agreement is hereby amended and restated in its entirety to read as follows:





Section 6.2 CAPITAL
EXPENDITURES.  Make, or permit any Guarantor to make, any additional investment in fixed assets during the period from June 1, 2001 through and including May 29, 2003 in excess of an aggregate of $13,000,000.00 for Borrower and all
Guarantors combined.





4.        Conditions
Precedent.  The effectiveness of this Amendment and Banks agreements set forth herein are subject to the satisfaction of each of the following conditions precedent:




1




---

4.1        Documentation.  Borrower shall have delivered or caused to be
delivered to Bank, at Borrowers sole cost and expense, the following, each of which shall be in form and substance satisfactory to Bank:





(a)        the executed original of this Amendment;





(b)        written consent of Guarantors attached hereto as Annex 1; and





(c)        such authorization documents with respect to Guarantors as Bank shall reasonably require.





4.2        Representations and Warranties.  All of the representations and warranties of Borrower contained herein shall be true
and correct on and as of the date of execution hereof and no Event of Default shall have occurred and be continuing under the Credit Agreement or any of the other Loan Documents, as modified hereby.





5.          Representations and Warranties.  Borrower makes the following
representations and warranties to Bank as of the date hereof which representations and warranties shall survive the execution, termination or expiration of this Amendment and shall continue in full force and effect until the full and final
satisfaction and discharge of all obligations of Borrower to Bank under the Credit Agreement and the other Loan documents:





5.1        Reaffirmation of Prior Representations and Warranties.  Borrower hereby reaffirms and restates as of the date hereof, all of the representations and warranties made by
Borrower in the Credit Agreement and the other Loan Documents, except to the extent such representations and warranties specifically relate to an earlier date.





5.2        No Default.  No Event of Default or other default has occurred and remains continuing under any of the Loan Documents.





5.3        Due Execution.  The execution, delivery and performance of
this Amendment and any instruments, documents or agreements executed in connection herewith are within the powers of Borrower and the other Loan Parties party thereto, have been duly authorized by all necessary action, and do not contravene any law,
the articles of incorporation, bylaws, articles of organization, operating agreement, partnership agreement or other organizational documents of such parties, result in a breach of, or constitute a default under, any contractual restriction,
indenture, trust agreement or other instrument or agreement binding upon any of such parties.





5.4        No Further Consent.  The execution, delivery and performance of this Amendment and any documents or agreements executed in connection herewith do not require any consent or
approval not previously obtained of any governmental agency, equity holder, beneficiary or creditor of Borrower.





5.5         Binding Agreement.  This Amendment, and each of the other instruments, documents and agreements executed in connection herewith constitute the legal, valid and binding
obligation of Borrower or other Loan Parties party thereto and are enforceable against such parties in accordance with their terms, except as such enforceability may be limited by bankruptcy, insolvency, moratorium, reorganization or similar
laws or equitable principles relating to or limiting creditors rights generally.




2




---

6.        Miscellaneous





6.1    Recitals Incorporated.  The Recitals set forth above are incorporated into and are made a part of this
Agreement.





6.2    Further Assurances.  Borrower, at its sole cost and expense, agrees to
execute and deliver all documents and instruments and to take all other actions as may be specifically provided for herein and as may be required in order to consummate the purposes of this Amendment. Borrower shall diligently and in good faith
pursue the satisfaction of any conditions or contingencies in this Amendment.





6.3    No Third
Parties.  Except as specifically provided herein, no third party shall be benefitted by any of the provisions of this Amendment; nor shall any such third party have the right to rely in any manner upon any of the terms hereof, and none
of the covenants, representations, warranties or agreements herein contained shall run in favor of any third party.





6.4    Time is of the Essence.  Time is of the essence for the performance of all obligations and the satisfaction of all conditions of this Amendment. The parties intend that all time periods specified
in this Amendment shall be strictly applied, without any extension (whether or not material) unless specifically agreed to in writing by all parties hereto.





6.5    Costs and Expenses.  In addition to the obligations of Borrower under the Credit Agreement, Borrower agrees to pay all costs and expenses (including without limitation
reasonable attorneys fees) expended or incurred by Bank in connection with the negotiation, documentation and preparation of this Amendment and any other documents executed in connection herewith, and in carrying out the terms of this
Amendment, whether incurred before or after the effective date hereof.





6.6    Integration;
Interpretation.  The Loan Documents, including this Amendment and the documents, instruments and agreements executed in connection herewith, contain or expressly incorporate by reference the entire agreement of the parties with respect
to the matters contemplated herein and supersede all prior negotiations, discussions and correspondence. The Loan Documents shall not be modified except by written instrument executed by all parties thereto.





6.7    Counterparts and Execution.  This Amendment may be executed in counterparts, each of which shall be deemed
an original, and all of which together shall constitute one and the same instrument. However, this Amendment shall not be binding on Bank until all parties have executed it.





6.8    Governing Law.  This Amendment shall be governed by and construed in accordance with the laws of the State of California.





6.9    Non-Impairment of Loan Documents.  On the date all conditions precedent set forth herein are
satisfied in full, this Amendment shall be a part of the Credit Agreement. Except as expressly provided in this Amendment or in any other document, instrument or agreement executed by Bank, all provisions of the Loan Documents shall remain in full
force and effect, and Bank shall continue to have all its rights and remedies under the Loan Documents.




3




---




6.10    No Waiver.  Nothing herein shall be deemed a
waiver by Bank of any Event of Default, and nothing herein shall be deemed a waiver by Bank or any other default under the Loan Agreement or any document executed in connection with the Loan Agreement. No delay or omission of Bank to exercise any
right, remedy or power under any of the Loan Documents shall impair such right, remedy or power or be construed OR be a waiver of any default or an acquiescence therein, and single or partial exercise of any such right, remedy or power shall not
preclude other or further exercise thereof or the exercise of any other right, remedy or power. No waiver of any term, covenant, or condition shall be deemed to waive Banks right to enforce such term, covenant or condition at any other time.





6.11    Successors and Assigns.  The terms of this Amendment shall be binding upon and
inure to the benefit of the successors and assigns of the parties to this Amendment.





IN WITNESS WHEREOF, this Amendment has
been duly executed as of the date first set forth above.





DATUM INC., a
Delaware corporation



WELLS FARGO BANK, NATIONAL ASSOCIATIONBy:

/s/    ROBERT J. KRIST



By:

/s/    STEPHEN M.
AMENDTTitle:

Robert J. Krist VP Chief Financial Officer






Stephen M. Amendt Vice President




4