Batch File Text Encrypt/Decrypt

BLURRYFACE21 created this Instructable. Please do not steal my ideas, or my code. If you use my batch code, please give credit to me, Blurryface21. Now continue on with the Instructable.

Hey guys, this is Blurryface21. In this Instructable, I'll be showing you all how to create a text encryptor and decryptor with a batch file.

Alright, all you gotta do is copy and paste the below code into a notepad file, and save it as anything.bat. Make sure you save the file type as all.

@echo off
:begin cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ set /p command=Encrypt or Decrypt? (e/d): if %command%==e goto ENC if %command%==d goto DEC goto MenuError :MenuError cls echo ERROR: %command% is an invalid option pause goto begin :ENC cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ set /p filename=Enter the File name you wish to save the Text under (Eg. Text): cls :ENCpwd echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ set /p text=Enter the text you wish to encrypt (20 char limit, Characters can include [a-z] [A-Z] [0-9]): cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ Echo Encrypting... :ENC2 set num2=0 set c= set /a num1=%num1%+1 set /a num3=%num3%+1 if %num3%==1 set c=%text:~0,1% if %num3%==2 set c=%text:~1,1% if %num3%==3 set c=%text:~2,1% if %num3%==4 set c=%text:~3,1% if %num3%==5 set c=%text:~4,1% if %num3%==6 set c=%text:~5,1% if %num3%==7 set c=%text:~6,1% if %num3%==8 set c=%text:~7,1% if %num3%==9 set c=%text:~8,1% if %num3%==10 set c=%text:~9,1% if %num3%==11 set c=%text:~10,1% if %num3%==12 set c=%text:~11,1% if %num3%==13 set c=%text:~12,1% if %num3%==14 set c=%text:~13,1% if %num3%==15 set c=%text:~14,1% if %num3%==16 set c=%text:~15,1% if %num3%==17 set c=%text:~16,1% if %num3%==18 set c=%text:~17,1% if %num3%==19 set c=%text:~18,1% if %num3%==20 set c=%text:~19,1% if %num3%==21 goto ENC4 :ENC3 if %num2%==0 set L= if %num2%==1 set L=a if %num2%==2 set L=b if %num2%==3 set L=c if %num2%==4 set L=d if %num2%==5 set L=e if %num2%==6 set L=f if %num2%==7 set L=g if %num2%==8 set L=h if %num2%==9 set L=i if %num2%==10 set L=j if %num2%==11 set L=k if %num2%==12 set L=l if %num2%==13 set L=m if %num2%==14 set L=n if %num2%==15 set L=o if %num2%==16 set L=p if %num2%==17 set L=q if %num2%==18 set L=r if %num2%==19 set L=s if %num2%==20 set L=t if %num2%==21 set L=u if %num2%==22 set L=v if %num2%==23 set L=w if %num2%==24 set L=x if %num2%==25 set L=y if %num2%==26 set L=z if %num2%==27 set L=A if %num2%==28 set L=B if %num2%==29 set L=C if %num2%==30 set L=D if %num2%==31 set L=E if %num2%==32 set L=F if %num2%==33 set L=G if %num2%==34 set L=H if %num2%==35 set L=I if %num2%==36 set L=J if %num2%==37 set L=K if %num2%==38 set L=L if %num2%==39 set L=M if %num2%==40 set L=N if %num2%==41 set L=O if %num2%==42 set L=P if %num2%==43 set L=Q if %num2%==44 set L=R if %num2%==45 set L=S if %num2%==46 set L=T if %num2%==47 set L=U if %num2%==48 set L=V if %num2%==49 set L=W if %num2%==50 set L=X if %num2%==51 set L=Y if %num2%==52 set L=Z if %num2%==53 set L=1 if %num2%==54 set L=2 if %num2%==55 set L=3 if %num2%==56 set L=4 if %num2%==57 set L=5 if %num2%==58 set L=6 if %num2%==59 set L=7 if %num2%==60 set L=8 if %num2%==61 set L=9 if %num2%==62 set L=0 set e%num1%= if "%c%"=="%L%" set e%num1%=%num2% if "%c%"==" " set e%num1%=0 set /a num2=%num2%+1 if defined e%num1% goto ENC2 goto ENC3 :ENC4.1 set /a Rnum=%Rnum%-1 :ENC4 set /a Rnum=%Rnum%+1 set rcheck= set rcheck2= set rcheck=%random:~0,4% set /a rcheck2=%rcheck%+63 if %rcheck% LSS 1063 goto ENC4.1 if %rcheck2% GTR 9999 goto ENC4.1 set r%Rnum%=%rcheck% if defined r20 goto ENC5 goto ENC4 :ENC5 set /a e1=%e1%+%r1% set /a e2=%e2%+%r2% set /a e3=%e3%+%r3% set /a e4=%e4%+%r4% set /a e5=%e5%+%r5% set /a e6=%e6%+%r6% set /a e7=%e7%+%r7% set /a e8=%e8%+%r8% set /a e9=%e9%+%r9% set /a e10=%e10%+%r10% set /a e11=%e11%+%r11% set /a e12=%e12%+%r12% set /a e13=%e13%+%r13% set /a e14=%e14%+%r14% set /a e15=%e15%+%r15% set /a e16=%e16%+%r16% set /a e17=%e17%+%r17% set /a e18=%e18%+%r18% set /a e19=%e19%+%r19% set /a e20=%e20%+%r20% echo %e1%%e2%%e3%%e4%%e5%%e6%%e7%%e8%%e9%%e10%%e11%%e12%%e13%%e14%%e15%%e16%%e17%%e18%%e19%%e20%>"%filename%.pwd" echo %r1%%r2%%r3%%r4%%r5%%r6%%r7%%r8%%r9%%r10%%r11%%r12%%r13%%r14%%r15%%r16%%r17%%r18%%r19%%r20%>"%filename%.key" :ENC6 cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ echo Encrypting complete! pause exit :DEC cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ echo NOTE: The encrypted file (*.pwd) and Key file (*.key) must be under the same name (Eg. Password.pwd and Password.key) echo AND in the same directory as this batch file. echo. set /p filename=Enter the File name the Encrypted Text was saved under (Eg. Text): cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ if not exist "%filename%.pwd" goto ERRpwd if not exist "%filename%.key" goto ERRkey goto DEC2 :ERRpwd echo ERROR: %filename%.pwd was not found pause goto DEC :ERRkey echo ERROR: %filename%.key was not found pause goto DEC :DEC2 cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ Echo Decrypting... set /p key= <"%filename%.key" set /p pwd= <"%filename%.pwd" set k1=%key:~0,4% set k2=%key:~4,4% set k3=%key:~8,4% set k4=%key:~12,4% set k5=%key:~16,4% set k6=%key:~20,4% set k7=%key:~24,4% set k8=%key:~28,4% set k9=%key:~32,4% set k10=%key:~36,4% set k11=%key:~40,4% set k12=%key:~44,4% set k13=%key:~48,4% set k14=%key:~52,4% set k15=%key:~56,4% set k16=%key:~60,4% set k17=%key:~64,4% set k18=%key:~68,4% set k19=%key:~72,4% set k20=%key:~76,4% set e1=%pwd:~0,4% set e2=%pwd:~4,4% set e3=%pwd:~8,4% set e4=%pwd:~12,4% set e5=%pwd:~16,4% set e6=%pwd:~20,4% set e7=%pwd:~24,4% set e8=%pwd:~28,4% set e9=%pwd:~32,4% set e10=%pwd:~36,4% set e11=%pwd:~40,4% set e12=%pwd:~44,4% set e13=%pwd:~48,4% set e14=%pwd:~52,4% set e15=%pwd:~56,4% set e16=%pwd:~60,4% set e17=%pwd:~64,4% set e18=%pwd:~68,4% set e19=%pwd:~72,4% set e20=%pwd:~76,4% :DEC3 set num2=0 set t= set /a num=%num%+1 if %num%==1 set /a t=%e1%-%k1% if %num%==2 set /a t=%e2%-%k2% if %num%==3 set /a t=%e3%-%k3% if %num%==4 set /a t=%e4%-%k4% if %num%==5 set /a t=%e5%-%k5% if %num%==6 set /a t=%e6%-%k6% if %num%==7 set /a t=%e7%-%k7% if %num%==8 set /a t=%e8%-%k8% if %num%==9 set /a t=%e9%-%k9% if %num%==10 set /a t=%e10%-%k10% if %num%==11 set /a t=%e11%-%k11% if %num%==12 set /a t=%e12%-%k12% if %num%==13 set /a t=%e13%-%k13% if %num%==14 set /a t=%e14%-%k14% if %num%==15 set /a t=%e15%-%k15% if %num%==16 set /a t=%e16%-%k16% if %num%==17 set /a t=%e17%-%k17% if %num%==18 set /a t=%e18%-%k18% if %num%==19 set /a t=%e19%-%k19% if %num%==20 set /a t=%e20%-%k20% if %num%==21 goto DEC5 :DEC4 if %num2%==0 set L=blank if %num2%==1 set L=a if %num2%==2 set L=b if %num2%==3 set L=c if %num2%==4 set L=d if %num2%==5 set L=e if %num2%==6 set L=f if %num2%==7 set L=g if %num2%==8 set L=h if %num2%==9 set L=i if %num2%==10 set L=j if %num2%==11 set L=k if %num2%==12 set L=l if %num2%==13 set L=m if %num2%==14 set L=n if %num2%==15 set L=o if %num2%==16 set L=p if %num2%==17 set L=q if %num2%==18 set L=r if %num2%==19 set L=s if %num2%==20 set L=t if %num2%==21 set L=u if %num2%==22 set L=v if %num2%==23 set L=w if %num2%==24 set L=x if %num2%==25 set L=y if %num2%==26 set L=z if %num2%==27 set L=A if %num2%==28 set L=B if %num2%==29 set L=C if %num2%==30 set L=D if %num2%==31 set L=E if %num2%==32 set L=F if %num2%==33 set L=G if %num2%==34 set L=H if %num2%==35 set L=I if %num2%==36 set L=J if %num2%==37 set L=K if %num2%==38 set L=L if %num2%==39 set L=M if %num2%==40 set L=N if %num2%==41 set L=O if %num2%==42 set L=P if %num2%==43 set L=Q if %num2%==44 set L=R if %num2%==45 set L=S if %num2%==46 set L=T if %num2%==47 set L=U if %num2%==48 set L=V if %num2%==49 set L=W if %num2%==50 set L=X if %num2%==51 set L=Y if %num2%==52 set L=Z if %num2%==53 set L=1 if %num2%==54 set L=2 if %num2%==55 set L=3 if %num2%==56 set L=4 if %num2%==57 set L=5 if %num2%==58 set L=6 if %num2%==59 set L=7 if %num2%==60 set L=8 if %num2%==61 set L=9 if %num2%==62 set L=0 set t%num%= if %t%==%num2% set t%num%=%L% if defined t%num% goto DEC3 set /a num2=%num2%+1 goto DEC4 :DEC5 if %t1%==blank set "t1= " if %t2%==blank set "t2= " if %t3%==blank set "t3= " if %t4%==blank set "t4= " if %t5%==blank set "t5= " if %t6%==blank set "t6= " if %t7%==blank set "t7= " if %t8%==blank set "t8= " if %t9%==blank set "t9= " if %t10%==blank set "t10= " if %t11%==blank set "t11= " if %t12%==blank set "t12= " if %t13%==blank set "t13= " if %t14%==blank set "t14= " if %t15%==blank set "t15= " if %t16%==blank set "t16= " if %t17%==blank set "t17= " if %t18%==blank set "t18= " if %t19%==blank set "t19= " if %t20%==blank set "t20= " cls echo ________________________________________________________________________________ echo Crypt - Text Encryptor/Decryptor by Blurryface21 echo ________________________________________________________________________________ echo Decrypting complete! echo Your text is:%t1%%t2%%t3%%t4%%t5%%t6%%t7%%t8%%t9%%t10%%t11%%t12%%t13%%t14%%t15%%t16%%t17%%t18%%t19%%t20% pause exit

Now, just save the file, run it, and you've got a batch encryptor/decryptor tool!

-Blurryface21