Knowledge / Postal Shipments / Postal Stationeries / Safety Measures

Postal stationery safety measure: safety measure that was carried out on a postal stationery during production

Silk thread paper: safety measure inside the paper made of during the manufacturing process added coloured silk thread to make complete counterfeiting more difficult

Paper with watermark: security measure in which a pattern is embossed into the wet paper to make complete counterfeiting more difficult