IP Library Granted Patent US 12,155,792
Granted Patent B2
US 12,155,792 · App. 18/624,703 · Granted Nov 26, 2024

Intelligent attestation of traffic using a routing engine

Inventors: Richard D. Moore (Frederick, CO); Joseph Roy (Swartz Creek, MI); Joseph Scivicque (Lafayette, LA); Matthew C. Hess (Broomfield, CO); George Wendell McFalls (Colorado Springs, CO)
Assignee: Level 3 Communications, LLC
H04M3/436H04L63/1466H04M3/42042
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Quick Facts
Patent No.
US 12,155,792
App. No.
18/624,703
Granted
Nov 26, 2024
Kind
B2
Abstract

The present application describes providing an attestation level to a received communication. The attestation level may be used to communicate a level of security to a network or a called party that receives the communication. The attestation level associated with the communication may indicate to a destination network and/or recipient that the phone number associated with the communication is secure and/or the telephone number has not been spoofed.

Claims (17)

1. A system, comprising:

a destination network;

a signing server;

a core routing engine; and

an enterprise routing engine

receiving a telephone communication addressed to the destination network,

determining based at least in part on a property associated with the telephone communication, whether the telephone communication is associated with a particular originating domain,

determining, based on determining that the telephone communication is associated with the particular originating domain, an attestation level for which the telephone communication is eligible, the attestation level including at least one of: full attestation, partial attestation, and gateway attestation,

associating a tag with the telephone communication, wherein the tag indicates the attestation level, and

providing the telephone communication and the tag to the core routing engine, wherein

the core routing engine determines, based at least in part on the tag, to route the telephone communication to the signing server, provides an attestation at the attestation level, and routes the telephone communication with the attestation to the destination network.

2. The system of claim 1 , wherein the attestation is provided by the signing server.

3. The system of claim 1 , wherein the core routing engine determines, based at least in part on the tag, whether to provide the attestation at the determined attestation level.

4. The system of claim 2 , wherein the attestation and the communication are routed to an egress server by the signing server.

5. The system of claim 2 , wherein the attestation and the communication are routed by the signing server to the routing engine, and the routing engine routes the communication with the attestation to the destination network.

6. The system of claim 1 , wherein determining the attestation level comprises comparing the particular originating domain to a list of domains that have subscribed for an attestation service.

7. The system of claim 1 , wherein the routing engine routes the communication to a particular interface of a plurality of interfaces of the signing server based on the attestation level.

Assignments (4)
ASSIGNMENT OF FIRST LIEN SECURITY INTEREST IN PATENT COLLATERAL RECORDED AT R/F 069295/0858 Recorded Jun 12, 2026
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS RETIRING COLLATERAL AGENT
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS SUCCESSOR COLLATERAL AGENT
Reel/Frame 075738/0427 →
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (SECOND LIEN) Recorded Nov 4, 2024
From: LEVEL 3 COMMUNICATIONS, LLC; GLOBAL CROSSING TELECOMMUNICATIONS, INC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 069295/0749 →
NOTICE OF GRANT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY (FIRST LIEN) Recorded Nov 4, 2024
From: LEVEL 3 COMMUNICATIONS, LLC; GLOBAL CROSSING TELECOMMUNICATIONS, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 069295/0858 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2024
From: MOORE, RICHARD D.; ROY, JOSEPH; SCIVICQUE, JOSEPH; HESS, MATTHEW C.; MCFALLS, GEORGE WENDELL
To: LEVEL 3 COMMUNICATIONS, LLC
Reel/Frame 067010/0617 →
Continuity (6)
Continuation 18134766 · Apr 14, 2023
Continuation 17946467 · Sep 16, 2022
Continuation 17239154 · Apr 23, 2021
Provisional Application 63140152 · Jan 21, 2021
Provisional Application 63015193 · Apr 24, 2020
Related Publication 20240251036A1 · Jul 25, 2024