SEGMENT INFORMATION - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenues [Abstract]
Revenues	$ 30,616	$ 29,619
Cost of sales
Depreciation and amortization	1,503	1,278
Stock-based compensation expense	190	257
Other segment items	16,741	17,123
Total cost of sales	18,434	18,658
Gross profit	12,182	10,961
Operating expenses:
Research and development expenses	1,571	3,170
Selling, general and administrative expenses	19,633	16,229
Total operating expenses	21,204	19,399
Operating loss	(9,022)	(8,438)
Other income	561	1,252
Interest expense	(147)	(175)
Loss before income taxes	(8,608)	(7,361)
Benefit from (provision for) income taxes	4	(17)
Net loss	(8,604)	(7,378)
Security Solutions
Revenues [Abstract]
Revenues	25,818	18,640
Cost of sales
Depreciation and amortization	1,501	1,275
Stock-based compensation expense	169	176
Other segment items	13,088	8,563
Total cost of sales	14,758	10,014
Gross profit	11,060	8,626
Secure Networks
Revenues [Abstract]
Revenues	4,798	10,979
Cost of sales
Depreciation and amortization	2	3
Stock-based compensation expense	21	81
Other segment items	3,653	8,560
Total cost of sales	3,676	8,644
Gross profit	$ 1,122	$ 2,335