一種保護(hù)數(shù)據(jù)圖像或數(shù)據(jù)卡的方法,包括:定義用于該保護(hù)數(shù)據(jù)圖像或數(shù)據(jù)卡的檢測標(biāo)記,該標(biāo)記包含選自數(shù)據(jù)圖像和數(shù)據(jù)卡本身固有的化學(xué)元素和/或外加的化學(xué)元素中的至少一種化學(xué)元素;提供數(shù)據(jù)庫,該數(shù)據(jù)庫包含所述標(biāo)記的數(shù)據(jù);檢測所述數(shù)據(jù)圖像或數(shù)據(jù)卡發(fā)出的信號(hào),生成檢測數(shù)據(jù),用該檢測數(shù)據(jù)與數(shù)據(jù)庫內(nèi)的數(shù)據(jù)進(jìn)行比較;根據(jù)比較結(jié)果,如果由數(shù)據(jù)庫確定所述要檢測的數(shù)據(jù)圖像或數(shù)據(jù)卡是真,則繼續(xù)進(jìn)行數(shù)據(jù)圖像或數(shù)據(jù)卡本身的掃描;如果由數(shù)據(jù)庫確定所述要檢測的數(shù)據(jù)圖像或數(shù)據(jù)卡是假,則不進(jìn)行數(shù)據(jù)圖像或數(shù)據(jù)卡本身的掃描。本發(fā)明還提供相關(guān)的設(shè)備和系統(tǒng)。