ELECTRONIC DEVICE FOR GENERATING MNEMONIC WORDS OF PRIVATE KEY AND OPERATING METHOD OF ELECTRONIC DEVICE

The present document relates to an electronic device for generating mnemonic words of a private key and an operating method of the electronic device, the electronic device comprising a memory, a display module, and at least one processor electrically connected to the memory and the display module, wherein the at least one processor may be configured to: generate a private key and a public key; generate first mnemonic words including the first number of words designated on the basis of a structure of the private key; obtain user words; generate second mnemonic words including the second number of words identified on the basis of a security level obtained by analyzing the user words; and control the display module to display the generated second mnemonic words. Other embodiments are also possible.