Sentry Wireless is an award-winning provider of mobile security solutions. Sentry has developed and patented the world's first firewall for SIM cards.

The SIM firewall platform has multiple applications including child safety, corporate expenditure control, SMS spam protection and restricting the types of mobile payments that can be made by NFC enabled credit/debit cards. There are over 4 billion GSM subscribers in the world and every one of them has a SIM card.

The Sentry Wireless team has decades of experience building technology solutions in both the telecom and software industries. Sentry Wireless is a privately owned company based in Dublin, Ireland.

For further information on Sentry Wireless go to www.sentrywireless.com