An apparatus for enabling proximity awareness, wherein said apparatus comprises: - a proximity assessing unit comprising an Ultra-Wide Band interface configured to determine: ∘ a distance between said apparatus and a neighbouring device (2;3); and/or ∘ an orientation of said apparatus with respect to a neighbouring device (2;3); - a first determining unit configured to determine one or more apparatus parameters comprising at least one of: ∘ a noise level in the vicinity of said apparatus; ∘ an activity level of said apparatus; ∘ an identifier of said apparatus; ∘ a user group associated with said apparatus; ∘ presence of one or more certificates on said apparatus; - a second determining unit configured to determine one or more neighbouring device parameters comprising at least one of: ∘ an activity level of said neighbouring device; ∘ an identifier of said neighbouring device; ∘ a user group associated with said neighbouring device; ∘ a type of said neighbouring device; ∘ presence of one or more neighbouring certificates on said neighbouring device; - a stimulus generating unit configured to generate a stimulus ; and - a selecting unit configured to select: ∘ a type of said stimulus ; and ∘ an intensity of said stimulus ; in function of a combination of: ∘ said distance and/or said orientation ; ∘ said one or more apparatus parameters ; and ∘ said one or more neighbouring device parameters . - a proximity assessing unit comprising an Ultra-Wide Band interface configured to determine: ∘ a distance between said apparatus and a neighbouring device (2;3); and/or ∘ an orientation of said apparatus with respect to a neighbouring device (2;3); ∘ a distance between said apparatus and a neighbouring device (2;3); and/or ∘ an orientation of said apparatus with respect to a neighbouring device (2;3); - a first determining unit configured to determine one or more apparatus parameters comprising at least one of: ∘ a noise level in the vicinity of said apparatus; ∘ an activity level of said apparatus; ∘ an identifier of said apparatus; ∘ a user group associated with said apparatus; ∘ presence of one or more certificates on said apparatus; ∘ a noise level in the vicinity of said apparatus; ∘ an activity level of said apparatus; ∘ an identifier of said apparatus; ∘ a user group associated with said apparatus; ∘ presence of one or more certificates on said apparatus; - a second determining unit configured to determine one or more neighbouring device parameters comprising at least one of: ∘ an activity level of said neighbouring device; ∘ an identifier of said neighbouring device; ∘ a user group associated with said neighbouring device; ∘ a type of said neighbouring device; ∘ presence of one or more neighbouring certificates on said neighbouring device; ∘ an activity level of said neighbouring device; ∘ an identifier of said neighbouring device; ∘ a user group associated with said neighbouring device; ∘ a type of said neighbouring device; ∘ presence of one or more neighbouring certificates on said neighbouring device; - a stimulus generating unit configured to generate a stimulus ; and - a selecting unit configured to select: ∘ a type of said stimulus ; and ∘ an intensity of said stimulus ; in function of a combination of: ∘ said distance and/or said orientation ; ∘ said one or more apparatus parameters ; and ∘ said one or more neighbouring device parameters . ∘ a type of said stimulus ; and ∘ an intensity of said stimulus ; ∘ said distance and/or said orientation ; ∘ said one or more apparatus parameters ; and ∘ said one or more neighbouring device parameters . <EOS>