**SECOND      LOAN MODIFICATION AGREEMENT**

**SILICON      VALLEY BANK**
**TECHNEST      HOLDINGS, INC.**
**E-OIR      TECHNOLOGIES, INC.**
**GENEX      TECHNOLOGIES INCORPORATED**

| A.                           | Modifications                to Loan Agreement. |
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| 1                           | The                Loan Agreement shall be amended by deleting the following definition,                appearing alphabetically in Section 13                thereof: |
|-----------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

**Applicable      Rate**

**Applicable      Rate**

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**Exhibit      A**

**Exhibit      A**
**Exhibit      A**
**Exhibit      A**

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*[The      remainder of this page is intentionally left blank]*

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| **BORROWER:**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | **BANK:**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
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| **TECHNEST HOLDINGS,              INC.**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         | **SILICON VALLEY              BANK**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| By: /s/ Gino                Pereira                                     Name: Gino                Pereira                                      Title: Chief                Financial                Officer                      | By: /s/ Gage                Gilmore                                      Name: Gage                Gilmore                                       Title: Vice                President                                       |
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| **E-OIR TECHNOLOGIES,              INC.**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| By: /s/ Gino                Pereira                                     Name: Gino                Pereira                                      Title: Chief                Financial                Officer                      |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| **GENEX TECHNOLOGIES              INCORPORATED**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| By: /s/ Gino                Pereira                                     Name: Gino                Pereira                                      Title: Chief                Financial                Officer                      |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |

|   | **MARKLAND TECHNOLOGIES,              INC.**                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
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|   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
|   | By: /s/ Gino                Pereira                                     Name: Gino                Pereira                                      Title: Chief                Financial                Officer                      |