Lawful Surveillance of the Internet

Lawful Interception - also known as legal interception or LI - describes the legally authorized interception and monitoring of telecommunications pursuant to a court order. 

Proven Solution

Utimaco’s Lawful Interception Management System, LIMS™ is a certified, proven solution to help telecommunication service providers respond to electronic surveillance orders as required by law. With comprehensive multivendor support, Utimaco LIMS™ offers communication providers unparalleled flexibility and enables them to meet regulatory compliance demands. Thanks to its centralized administration, LIMS™ features low operational costs.

Utimaco LIMS™ Intercepts all kinds of communications services in real-time, including phone calls, text messages (SMS), photo messages (MMS), faxes, e-mails, VoIP calls, VoLTE, file transfers, and instant messaging (e.g. RCS, Lync).

Moreover, it supports all networks: GSM, GPRS, UMTS, LTE, CDMA, WCDMA (2G, 3G, 4G wireless), PSTN (fixed network), xDSL, Cable, WLAN, and WiMAX.

Standards-based Lawful Interception Architecture

Utimaco LIMS™ has been designed according to international standards defined by the European Telecommunications Standards Institute ETSI, the leading non-profit organization for the ITC industry in Europe, the American standards authority ANSI/ATIS, 3GPP and Cablelabs. Among the relevant specifications for Lawful Interception are ETSI TS 101 671 and ETSI TS 102 232 as well as T1.678, which describe the basic requirements for LI and define a common Handover Interface for circuit-switched and IP-based communication.

Multi Vendor Support

LIMS™ excels through fast implementation due to its seamless integration into existing networks of all leading vendors such as Cisco, Nokia and Huawei. Vendor-specific methods such as Cisco Lawful Intercept interface SII, Juniper DTCP, Nokia LIP, and many others are also implemented.

Legal Interception Gateway

LIMS™ Gateway avoids costly network upgrades by converting intercepted calls between SS7/ISDN and VoIP networks.

Download more information about Utimaco’s Lawful Interception Management System:


Do you have any questions about our products and solutions or would you like to talk to someone? Contact us:

Tel: +49 241 1696-0


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