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Security Holograms are applied on document and product surface to prevent counterfeiting. Due to their optical attributes, these tamper proof labels generate three dimensional effects by diffracting light. These are quite impossible to scan optically by using computer. These cannot be replicated by photocopy machine. Security Holograms ensure authenticity of products. Holograms contain concealed images that are embedded on their surface. Special optical attributes of these labels promotes their quick validation. These are available in different foil colors that include silver, green, golden etc. Presence of these Security Holograms can be noticed on credit card, driving license, passport and government documents.