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...International journal of scientific technology research volume issue december issn image steganography using lsb dr amarendra k venkata naresh mandhala b chetan gupta g geetha sudheshna v anusha abstract is defined as the study invisible communication it usually deals with way hiding information existence communicating data hides facts process from one digital media to another and recover same afterwards this paper focuses on a by least significant bit symmetric key between sender receiver here we have choose bits that will get minimum resolution original stego further explains how encryption decryption processes are done index terms psnr dynamic introduction vs cryptography derived two greek words graphia means covering which used for conversion writing thus translation covered or plain text into cipher simplest do known main disadvantage inserting confidential in positions plaintext can be visible but t read method concealed types trespasser able see because concealing suspect if the...