Symbol 6236 from IEC 60417 - Title/Meaning: Authentication Function/description: To identify the control to attest the user of equipment, e.g. multifunctional copying machines.
Additional information: 
See also the symbol IEC 60417-5664.
Own work using: iso.org/obp/graphics/grs/26056781-aac8-4d20-a016-62e7c5d3b584 200.png
Vectorization:  Mrmw