US 12,143,526 B2
Secured smartphone communication system
Aviv Soffer, Caesarea (IL)
Assigned to HIGH SEC LABS LTD., Caesarea (IL)
Appl. No. 17/800,552
Filed by HIGH SEC LABS LTD., Caesarea (IL)
PCT Filed Apr. 8, 2021, PCT No. PCT/IL2021/050408
§ 371(c)(1), (2) Date Aug. 18, 2022,
PCT Pub. No. WO2021/224905, PCT Pub. Date Nov. 11, 2021.
Claims priority of application No. 274452 (IL), filed on May 5, 2020.
Prior Publication US 2023/0131220 A1, Apr. 27, 2023
Int. Cl. H04M 1/72409 (2021.01); G06F 21/60 (2013.01); H04B 1/3888 (2015.01); H04L 9/08 (2006.01); H04M 1/02 (2006.01); H04M 1/19 (2006.01); H04M 1/675 (2006.01); H04M 1/72412 (2021.01); H04W 4/80 (2018.01); H04W 12/03 (2021.01); H04W 12/43 (2021.01)
CPC H04M 1/72409 (2021.01) [H04W 12/03 (2021.01); H04W 12/43 (2021.01); H04M 1/724098 (2022.02); H04M 1/72412 (2021.01)] 39 Claims
OG exemplary drawing
 
1. A method for securing an off-the-shelf smartphone comprising the steps of:
removing the off-the-shelf smartphone's battery from a battery compartment of the off-the-shelf smartphone;
inserting a security insert into the battery compartment, wherein the security insert comprises a cryptographic module and an enclosure, is configured to be deployed in the battery compartment and to occupy an entirety of the battery compartment, and lacks a batteryto deliver power to the off-the-shelf smartphone;
modifying the off-the-shelf smartphone by adding a Smartphone-Insert-in-Battery- Compartment (SIBC) connector inside the battery compartment,
wherein the SIBC connector enables powering of the security insert and data transfer between the off-the-shelf smartphone and the security insert, the off-the-shelf smartphone transmits and receives encrypted data, the cryptographic module encrypts the transmitted data and decrypts the received encrypted data respectively, and the SIBC connector comprises a smartphone-side SIBC connector and a matching security-insert-side SIBC connector on the enclosure of the security insert; and
attaching an external power pack to deliver power to the off-the-shelf smartphone and to the security insert.