A group of smart card and smart chip vendors are launching a campaign to talk up the security and privacy features of their products, even as researchers raise questions about their use in passports.

Smart card makers Gemalto NV and Oberthur Card Systems, as well as chip makers Infineon Technologies AG, Philips Semiconductors and Texas Instruments Inc., on Wednesday launched the Secure ID Coalition to promote the use of secure smart card standards as a way to protect privacy.

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