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Entity Level Disclosures and Segment Information (Details)	6 Months Ended
	Jun. 30, 2021
Disclosure of entity's operating segments [text block] [Abstract]
Operating segments	two

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- References

No definition available.

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Name:	sfet_DisclosureOfEntitysOperatingSegmentsTextBlockAbstract
Namespace Prefix:	sfet_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Number of operating segment.

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No definition available.

+ Details

Name:	sfet_NumberofOperatingSegment
Namespace Prefix:	sfet_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration