**FIRST      LOAN MODIFICATION AGREEMENT**

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

| A.                         | Modifications              to Loan Agreement. |
|----------------------------------------------------------------------------------------|-----------------------------------------------|

| 1                           | The              Loan Agreement shall be amended by deleting the following text, appearing              in Section 2.2.4 thereof: |
|---------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------|

| 2                          | The              Loan Agreement shall be amended by inserting the following text appearing              at the end of Section 7.7 thereof: |
|---------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------|

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| 3                         | The              Loan Agreement shall be amended by inserting the following definition,              appearing alphabetically in Section 13              thereof: |
|---------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------|

**2007      Closing Date**

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

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