Note 11 - Concentrations

12 Months Ended

Dec. 31, 2017

Notes to Financial Statements

Concentration Risk Disclosure [Text Block]

11.

  Concentrations

Our operations are conc

entrated in

one

area—security software/entity identification. Sales to the U.S. Government through direct and indirect channels totaled

81.6%

of total revenues for

2017

and

69.3%

of total revenues for

2016.

During

2017

approximately

58.8%

of total revenues were attributable to

three

government customers. During

2016

approximately

49.7%

of total revenues are attributable to

three

government customers.

No

individual commercial customer in

2017

or

2016

exceeded

30%

of total revenues for the year.

Five

individual commercial customers at

December 31, 2017

and

four

at

December 31, 2016

exceeded

10%

of total accounts receivable balance at respective year ends

. Our similar product and service offerings are

not

viewed as individual segments, as our management analyzes the business as a whole and expenses are

not

allocated to each product offering.