Message sender security in messaging system

A computer-implemented method of operating a messaging application, the method implemented by a receiver computer device comprising at least one processor and at least one memory, the method comprising:

• receiving, at the receiver computer device from a sender computer device, an electronic message having an electronic content and identifying information of the sender;
• in response to the electronic message, instructing the receiver computer device, to simultaneously display on the display screen a privacy shield and the identifying information of the sender;
• validating biometric data of the user in view of a stored biometric profile of the user;
• and
• instructing, the receiver computer device, to remove the privacy shield from the display screen and to display on the display screen the electronic content of the electronic message if the biometric data of the user is validated.

At least one non-transitory computer-readable storage media having computer-executable instructions embodied thereon, wherein when executed by a receiver computer device having at least one processor in communication with at least one memory device, the computer-executable instructions cause the processor to:

• receive, at the receiver computer device from a sender computer device, an electronic message having an electronic content and identifying information of the sender;
• in response to the electronic message, instruct the receiver computer device to simultaneously display on the display screen a privacy shield and the identifying information of the sender;
• validating biometric data of the user in view of a stored biometric profile of the user;
• and
• instruct, the receiver computer device, to remove the privacy shield from the display screen and to display on the display screen the electronic content of the electronic message if the biometric data is validated.