Security Ink Market Size, Share, By Type (Invisible Inks, Biometric Inks, Fluorescent Inks, and Others), Printing Method (Intaglio, Silkscreen, Letterpress, Offset, and Others), Application (Banknotes, Official Identity Documents, Tax Banderoles, Security Labels and Others), and By Region - Trends, Analysis and Forecast till 2035

Security ink market size was valued at USD 4.7 Billion in 2025 and is expected to reach USD 7.0 Billion by 2035 growing at a CAGR of 4.6%.

Security ink, also referred to as authentication ink or anti-counterfeit ink, is a kind of ink that is used to stop counterfeiting and forgeries. Secure papers including banknotes, passports, certificates, and other things that need to be authenticated are printed with these inks. Fraud and counterfeiting are prevented, private information is safeguarded, evidence tampering is detected, and the authenticity of a document or product is promptly confirmed. By shielding papers from fraud and forgery, these security features support the expansion of the security ink business.