System for remotely securing/locking a stolen wireless device via an Email message

An electronic mail system having first and second information devices for a wireless communication with a network that allows transmission and reception of electronic mails,

• the first information device comprising:
• means for storing a password;
• means for storing a security level;
• means for checking a password attached to an electronic mail with the password stored by the password storing means in response to the reception of the electronic mail from the network;
• and
• means for, when the password match occurs, executing a security process corresponding to the security level stored by the security level storing means;
• and
• the second information device comprising:
• means for performing an editing operation of inserting into an electronic mail to be transmitted a password adapted to allow the first information device to perform the security process in it;
• and
• means for transmitting the electronic mail into which the password has been inserted to the second information device.

A method of implementing security for an information device having a wireless telephone facility that allows transmission and reception of electronic mails, comprising the steps of:

• storing a specified password and security level into a memory;
• checking a password attached to an electronic mail with the password stored in the memory in response to the reception of the electronic mail from the network;
• and
• when the password match occurs, executing a security process corresponding to the security level stored in the memory.

A method of implementing security for a first information device for a wireless communication with a network that allows transmission and reception of electronic mails, comprising the steps of:

• on the side of the first information device, storing a specified password and security level in a memory;
• on the side of a second information device, performing an editing operation of inserting a password into an electronic mail to be transmitted;
• transmitting the electronic mail into which the password has been inserted from the second information device to the first information device;
• on the side of the first information device, checking the password in the electronic mail with the password stored in the memory in response to the reception of the electronic mail from the network;
• and
• on the side of the first information device, executing a security process corresponding to the security level stored in the memory.

A storage medium having program code instructions stored thereon which are readable by an information device for a wireless communication with a network that allows transmission and reception of electronic mails, the instructions comprising:

• when a password and a security level are specified, storing the contents thereof in a memory;
• checking a password attached to an electronic mail with the password stored in the memory in response to the reception of the electronic mail from the network;
• and
• when the password match occurs, executing a security process corresponding to the security level stored in the memory.