Patent ID: 11968195
Assignee: SWOOP IP HOLDINGS LLC
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. A system for improving security of a computer network utilizing Simple Mail Transfer Protocol (SMTP), the system comprising:
a memory;
a communication interface that is communicatively coupled to a client device via network; and
a processor that is communicatively coupled to the memory and the communication interface,
wherein the processor is configured to:
receive, using the communication interface, a message that requests authentication of a user from a customer device via SMTP, wherein the message contains a token;
authenticate a sender of the message utilizing at least one DomainKeys Identified Mail (DKIM), Domain-based Message Authentication, Reporting & Conformance (DMARC), and/or Sender Policy Framework (SPF) protocols;
decode the token contain in the message to form a decoded token;
conditionally perform additional security checks on the message based on the decoded token, wherein the additional security checks are performed when the decoded token indicates that the message was generated via a copy and paste routine; and
authenticate the user when the sender of the message is authenticated and the additional security checks are successful.