lsb steganography substitution

@PSC_ReadMe_4801_2.txt
VPN
...\AboutUs1$1.class
...\AboutUs1.class
...\AboutUs1.java
...\AboutUs1Layout.class
...\ack.txt
...\adbms paper.txt
...\CoverPgLeft1.bmp
...\CoverPgLeft2.bmp
...\CoverPgLeft3.bmp
...\CoverPgLeft4.bmp
...\DataSecure.jar
...\dec.txt
...\decryption.jpg
...\dlsb.m
...\dsteg.m
...\Gui1_0_0$1.class
...\Gui1_0_0.class
...\Gui1_0_0.java
...\Gui1_0_0Layout.class
...\Gui1_0_1$1.class
...\Gui1_0_1.class
...\Gui1_0_1.java
...\Gui1_0_1.java.bak
...\Gui1_0_1Layout.class
...\Gui1_0_2$1.class
...\Gui1_0_2.class
...\Gui1_0_2.java
...\Gui1_0_2.java.bak
...\Gui1_0_2Layout.class
...\Gui1_1_1$1.class
...\Gui1_1_1.class
...\Gui1_1_1.java
...\Gui1_1_1Layout.class
...\Gui1_1_2$1.class
...\Gui1_1_2.class
...\Gui1_1_2.java
...\Gui1_1_2.java.bak
...\Gui1_1_2Layout.class
...\Gui1_1_3_0$1.class
...\Gui1_1_3_0.class
...\Gui1_1_3_0.java
...\Gui1_1_3_0.java.bak
...\Gui1_1_3_0Layout.class
...\Gui1_1_5_0$1.class
...\Gui1_1_5_0.class
...\Gui1_1_5_0.java
...\Gui1_1_5_0.java.bak
...\Gui1_1_5_0Layout.class
...\Gui1_1_6$1.class
...\Gui1_1_6.class
...\Gui1_1_6.java
...\Gui1_1_6Layout.class
...\Gui1_1_7$1.class
...\Gui1_1_7.class
...\Gui1_1_7.java
...\Gui1_1_7Layout.class
...\Help1$1.class
...\Help1.class
...\Help1.java
...\Help1Layout.class
...\jar
...\jar.txt
...\Lock1.jpg
...\lsb.asv
...\lsb.m
...\mainClass.txt
...\MainDes.class
...\MainDes.java
...\MainDesDec.class
...\MainDesDec.java
...\MainDesDec.java.bak
...\mainframe1$1.class
...\mainframe1.class
...\mainframe1.java
...\mainframe1Layout.class
...\MainGui1$1.class
...\MainGui1.class
...\MainGui1.java
...\MainGui1.java.bak
...\MainGui1Layout.class
...\punit.JPG
...\steg.m
...\vpn.txt

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