Juniper Networks had eight patents in quantum computing during Q4 2023. Juniper Networks Inc filed patents in Q4 2023 related to using post-quantum preshared keys (PPK) for secure communication between network devices. The patents involve exchanging identifiers, obtaining quantum keys from a key management entity, and confirming successful PPK acquisition. Additionally, a patent was filed for a removable quantum random number generator (QRNG) in a network device to generate random payloads for packets forwarded to a destination address. GlobalData’s report on Juniper Networks gives a 360-degreee view of the company including its patenting strategy. Buy the report here.

Juniper Networks grant share with quantum computing as a theme is 12% in Q4 2023. Grant share is based on the ratio of number of grants to total number of patents.

Recent Patents

Application: Quantum cryptography in an internet key exchange procedure (Patent ID: US20230412371A1)

The patent filed by Juniper Networks Inc. describes a method and system for secure communication between network devices using post-quantum preshared keys (PPK) in an Internet Key Exchange (IKE) protocol. The first network device communicates with a second network device to exchange identifiers and indicate the use of a PPK for an IKE Security Association (SA). The first network device obtains a quantum key from a Key Management Entity (KME) based on the second identifier provided, and then confirms the successful acquisition of the PPK by the second network device through IKE authentication messages.

The method involves transmitting IKE messages to establish the use of a PPK, requesting and receiving a quantum key, and enabling the establishment of an IKE SA with shared secret information for security associations. The system allows for the use of quantum keys in the IKE protocol without modifying the negotiation process and involves key management entities that are Quantum Key Distribution (QKD) devices. The identifiers associated with the quantum key can be used to identify the key and are based on hash values or time of generation. The system ensures secure communication between network devices by confirming the successful acquisition of the PPK based on the quantum key, facilitating the establishment of secure connections for data transmission.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.