Using Vigenere Cipher encrypt the plain text: DATANETWORKSECURITY using the key = LEDANG B1 C2 D3 E4 G6 H7 18 K10 L11 M12 N13 014 P15 Q16 R17 S18 U20 V21 W22 X23 Y24 Z25 F5 J9 T19 0 D A T A N E T w R K S E U R T Y PLAIN TEXT KEY CIPHER TEXT -O E EW N G A K A E N G RX Y R L P ON E D A N GXRV . Plain text is: tata network security and the cipher text is: sewa akearrx VPERVE Home Worki Using Vigenere cipher technique, encrypt the plain text "OUR EXAM IS TOMORROW MORNING" to produce the corresponding cipher text using the key "GAMALXN