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The theme of this research is to provide security for the messages of an Android phone that contains alphabets, numerals and special characters. This research overrules the functioning of Application Lock and secures the messages by encrypting through 3D-Playfair Cipher(4 × 4 × 4). 3D-Playfair works on trigraph and supports all of the 26 alphabets {A to Z}, the 10 digits {0 to 9} and the 28 basic...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.