Obfuscation CTFSCOREBOARD 
0 Welcome (1)Enter this greeting into the form below.HELLO
2 Reverse (5)Find the cleartext from this ciphertext:RAER EHT OT GNICNAVDAUse the form below to record your success. 3 Off the Rails (10)Find the cleartext from this ciphertext:LDEIEACNNUse the form below to record your success.
4 Columnar (10)Find the cleartext from this ciphertext:DCNSG OOSTE RLARS IUROT CMENQUse the form below to record your success.
5 ROT13 (10)Find the cleartext from this ciphertext:GBBFVZCYRUse the form below to record your success.
6 Caesar (10)Find the cleartext from this ciphertext:BHBJO XJUI UIF DBFTBSUse the form below to record your success.
7 Decimal Encoding (10)Find the cleartext from this ciphertext:66 65 83 69 32 49 48Use the form below to record your success.
8 Hexadecimal Encoding (10)Find the cleartext from this ciphertext:42 49 4E 41 52 59Use the form below to record your success.
9 Binary Encoding (10)Find the cleartext from this ciphertext:111000 100000 1000010 1001001 1010100 1010011Use the form below to record your success.
10 Binary (20)Find the cleartext from this ciphertext:bEpoliTebEprOfeSsIoNaLbutHavEAplaNtOkIlLeVeRyBOdyYoUmeEtUse the form below to record your success.
11 XOR (10)The code below encrypts the message "HELLO" with a key of "u":
ChallengeEncrypt "TOPSECRET" with a key of "n".Use the form below to record your success. 12 XOR (10)The code below decrypts the message "=099:" with a key of "u":
ChallengeDecrypt this message:3%?J,%?$.J#>With a key of "j". Use the form below to record your success.
Posted 102518 Old scores added 1119 Old scores added 92319
