From d8272421760fd310f1f2e237f5c5d48952d3a4ef Mon Sep 17 00:00:00 2001 From: rsiddharth Date: Wed, 24 Feb 2021 18:20:55 -0500 Subject: challenge: ch17.go: don't use lib.OracleKey and lib.OracleIV --- lib/oracle.go | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) (limited to 'lib') diff --git a/lib/oracle.go b/lib/oracle.go index 8c7a52b..e2ee5fe 100644 --- a/lib/oracle.go +++ b/lib/oracle.go @@ -8,19 +8,13 @@ aGFpciBjYW4gYmxvdwpUaGUgZ2lybGllcyBvbiBzdGFuZGJ5IHdhdmluZyBq dXN0IHRvIHNheSBoaQpEaWQgeW91IHN0b3A/IE5vLCBJIGp1c3QgZHJvdmUg YnkK` -var OracleKey []byte -var OracleIV []byte +var oracleKey []byte var oracleRandom []byte func init() { var err error - OracleKey, err = RandomKey(16) - if err != nil { - panic(err) - } - - OracleIV, err = RandomKey(16) + oracleKey, err = RandomKey(16) if err != nil { panic(err) } @@ -64,11 +58,11 @@ func OracleAESRandomEncrypt(in []byte) []byte { } func OracleAESEncryptECB(in []byte) []byte { - return AESEncryptECB(append(in, Base64ToBytes(oracleUnknown)...), OracleKey) + return AESEncryptECB(append(in, Base64ToBytes(oracleUnknown)...), oracleKey) } func OracleAESVarEncryptECB(in []byte) []byte { in = append(oracleRandom, in...) in = append(in, Base64ToBytes(oracleUnknown)...) - return AESEncryptECB(in, OracleKey) + return AESEncryptECB(in, oracleKey) } -- cgit v1.2.3