Security Features

Security features – to ensure maximum built-in security

Louisenthal offers banknote and security printers an extensive range of security features that involve secure complex processes to ensure protection against counterfeiting.
As a subsidiary of the banknote printer and technology provider Giesecke & Devrient, Louisenthal provides security features that are all fully optimized for banknote and security document printing and processing. Louisenthal works with printers to support implementation of our security features at every stage of the design and printing process.

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Cylinder Mould Watermarks

The complexity and exclusiveness of producing cylinder-mould watermarks has continued to provide protection for hundreds of years against counterfeiting. The attractive designs that result are for the general public, the most recognizable security feature to authenticate on a banknote.

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Our portfolio

  • Multitone Watermark
  • HighLight Watermark
  • Pixel Watermark

Secure Windows

varifeye® windows are innovative security elements with effective optically variable effects for banknotes. Louisenthal's varifeye secure windows provide stunning views through to effective security features for a banknote user.

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Our portfolio

  • varifeye®
  • varifeye® C2
  • varifeye® Pixel
  • varifeye® Magic

Security Threads

Security threads are a highly effective and good value long-lasting security feature. Widely recognized by the public, security threads are extremely complex to produce to ensure protection against counterfeiting.

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Our portfolio

  • RollingStar® Security Threads
  • ColourShift Threads
  • Holographic Threads
  • Demetallized Threads
  • Printed Threads

Foil Elements

Security foil elements are easy-to-authenticate security features with striking designs across a prominent area of a banknote. Security foils ensure high recognition and design flexibility, incorporating gold, copper, or aluminum effects. Exclusive and sophisticated origination technologies are used to create customer-specific designs that are secure against counterfeiting.

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Our portfolio

  • Holographic Foils
  • Other OVD Foils

Printed Features

Printed features using optically variable inks (OVIs) create alluring anti-copy security features that enable fast authentication of banknotes. Printed features create effects that depending on the angle of view are either visible, change color or vanish when the banknote is tilted.

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Our portfolio

  • Iridescent Printed Features
  • OVI Printed Features
  • UV Fluorescerent Printed Features

Covert Security Features

Louisenthal offers innovative covert features which can be integrated in security thread or foil features to boost their functionality at different authentication levels.

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Our portfolio

  • Machine-readable magnetism
  • Machine-readable electrical conductivity
  • UV fluorescence
  • Pole®