TamperEvidence

The new security label wraps around the vial up to the level of the cap. To open the vial, a label-integrated tear strip has to be peeled off that cannot be resealed unnoticed. In addition, a warning message clearly indicating that the vial has been opened emerges. This first-opening indication can optionally be augmented by a void effect were previously invisible lettering or symbols separate from an indicator field.

Circus Tamper Loop Pro products extend the tamper detection and authentication features of this range of tags with advanced cryptographic capabilities provided by its Pro level IC. Typical application areas include the authentication of pharmaceutical products and luxury goods such as premium spirits, says the report in Printed Electronics Now. The SIC43NT chip uses a secure MICKEY V1 Stream cipher algorithm to create one-time password values for real-time tag and message authentication.