对称加密算法使用示例

Demo包括以下对称加密算法组合
在这里插入图片描述
备注：XTS仅支持AES128和AES256，不支持AES192

from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
from cryptography.hazmat.primitives import cmac
from cryptography.hazmat.primitives.ciphers.aead import AESCCM
from Crypto.Cipher import DES
from Crypto.Cipher import DES3
from Cryptodome.Util import Counterplaintext = '6BC1BEE22E409F96E93D7E117393172AAE2D8A571E03AC9C9EB76FAC45AF8E5130C81C46A35CE411E5FBC1191A0A52EFF69F2445DF4F9B17AD2B417BE66C3710'
key64 = '2B7E151628AED2A6'
key128 = '2B7E151628AED2A6ABF7158809CF4F3C'
key192 = '0123456789ABCDEF23456789ABCDEF01456789ABCDEF0123'
key256 = '603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFF4'
key512 = '603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFF4603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFAA'
iv = '000102030405060708090A0B0C0D0E0F'
iv64 = '0001020304050607'
xts_iv = '00000000000000120123456789ABCDEF'
desCtr_iv = '00010203040506'ciphertext_AES128_Ecb = '3AD77BB40D7A3660A89ECAF32466EF97F5D3D58503B9699DE785895A96FDBAAF43B1CD7F598ECE23881B00E3ED0306887B0C785E27E8AD3F8223207104725DD4'
ciphertext_AES128_Cbc = '7649ABAC8119B246CEE98E9B12E9197D5086CB9B507219EE95DB113A917678B273BED6B8E3C1743B7116E69E222295163FF1CAA1681FAC09120ECA307586E1A7'
ciphertext_AES128_Cfb = '3B3FD92EB72DAD20333449F8E83CFB4AC8A64537A0B3A93FCDE3CDAD9F1CE58B26751F67A3CBB140B1808CF187A4F4DFC04B05357C5D1C0EEAC4C66F9FF7F2E6'
ciphertext_AES128_Ofb = '3B3FD92EB72DAD20333449F8E83CFB4A7789508D16918F03F53C52DAC54ED8259740051E9C5FECF64344F7A82260EDCC304C6528F659C77866A510D9C1D6AE5E'
ciphertext_AES128_Ctr = '3B3FD92EB72DAD20333449F8E83CFB4A010C041999E03F36448624483E582D0EA62293CFA6DF74535C354181168774DF2D55A54706273C50D7B4F8A8CDDC6ED7'
ciphertext_AES128_Xts = '076515D03AB09CE841B5C0BE1B91E173A3FEBC9A5CAF188A5FA24659674D7931D9415D429FBAF8EC29F29C5FDC4385234FB79CEB238467C9E28505F1A2002D6A'ciphertext_AES192_Ecb = '7724811607BA7314F4978917BB95EF7DB3A20E7E9E4E0A25201CF48AC4511F3ACC48545D5B7B9D5DBE5BF6F82C3D362C972B98E85E4639946318AA4DDA036E49'
ciphertext_AES192_Cbc = 'FAC92E86CE086D2F337F8CE30FE51424CA8B401E01C0B286ED2CAAA18634163CA20E043F27A9BF8037B90949CF8D940EF00690D0D6442DB29B7F47FA349FF646'
ciphertext_AES192_Cfb = '06E82581F9A5A283E0E65CE07CC8AC061535DC944C9647A000571D1D0E64C1B698013E0A15764A735CAAE3D29D9571F3B0C5F2018FC493A93D56254461F2B0FA'
ciphertext_AES192_Ofb = '06E82581F9A5A283E0E65CE07CC8AC061AE27B400A153F17A55C2048A213E17EF8BF38CC0DBC94716939444023D4BFF152A97E2ABBB44C2E129D9295DD1040DA'
ciphertext_AES192_Ctr = '06E82581F9A5A283E0E65CE07CC8AC06941D0E4F560FB559B6CBE9BB899AE2F251E6CD8B9FB0064FD2A87F48CD6755AF195409785AAAAA33FF9331D596EC8637'ciphertext_AES256_Ecb = 'F3EED1BDB5D2A03C064B5A7E3DB181F8591CCB10D410ED26DC5BA74A31362870B6ED21B99CA6F4F9F153E7B1BEAFED1D23304B7A39F9F3FF067D8D8F9E24ECC7'
ciphertext_AES256_Cbc = 'F58C4C04D6E5F1BA779EABFB5F7BFBD69CFC4E967EDB808D679F777BC6702C7D39F23369A9D9BACFA530E26304231461B2EB05E2C39BE9FCDA6C19078C6A9D1B'
ciphertext_AES256_Cfb = 'DC7E84BFDA79164B7ECD8486985D386039FFED143B28B1C832113C6331E5407BDF10132415E54B92A13ED0A8267AE2F975A385741AB9CEF82031623D55B1E471'
ciphertext_AES256_Ofb = 'DC7E84BFDA79164B7ECD8486985D38604FEBDC6740D20B3AC88F6AD82A4FB08D71AB47A086E86EEDF39D1C5BBA97C4080126141D67F37BE8538F5A8BE740E484'
ciphertext_AES256_Ctr = 'DC7E84BFDA79164B7ECD8486985D3860D577788B8D8A85745513A5D50F821F30FFE96D5CF54B238DCC8D6783A87F3BEAE9AF546344CB9CA4D1E553FFC06BC73E'
ciphertext_AES256_Xts = 'A97569C77B139625C2E6E8E61D13AA608A861433A39D2D38598ACF48A18FF5AD09B4AEFE8F8CDFD41A0189207137680D635AD688640A5614157534F47F5533CF'ciphertext_SM4_Ecb = 'A51411FF04A711443891FCE7AB842A29D5B50F46A9A730A0F590FFA776D99855C9A86A4D71447F4E873ADA4F388AF9B92B25557B50514D155939E6EC940AD90E'
ciphertext_SM4_Cbc = 'AC529AF989A62FCE9CDDC5FFB84125CAB168DD69DB3C0EEA1AB16DE6AEA43C592C15567BFF8F707486C202C7BE59101F74A629B350CD7E11BE99998AF5206D6C'
ciphertext_SM4_Cfb = 'BC710D762D070B26361DA82B54565E46A4CD42786A3A5293A3C6CBC123F0B354407055B1C1A5D9982C187D5C3EE0CED84B82C40F2F0A4E0341797F1F307B8047'
ciphertext_SM4_Ofb = 'BC710D762D070B26361DA82B54565E4607A0C62834740AD3240D239125E11621D476B21CC9F04951F0741D2EF9E094981584FC142BF13AA626B82F9D7D076CCE'
ciphertext_SM4_Ctr = 'BC710D762D070B26361DA82B54565E46B02B3DBDDD50D5B458AECCB25DA105E16AD70BC01175AD43B0806A2E7B9CA545602459A06B7D130DDE42A3E0476818D2'ciphertext_DES_Ecb = '6EDFD1B7A001CD17CDC57FF79CF872D01197A6D213594F7A3D7C7CECBCDDD2203A758B06752E180D550FDD575AF13B94183D4DA11E14756B0FD9D96416A06014'
ciphertext_DES_Cbc = '39721ED4246D188FF8BAA61A8E381C3BF7312B53C854C0C6D99BF1273B5C92CC72273D9591C9C47276982AF946CB79B1C2A22E1D7F2858C2D7B87DDB949F153C'
ciphertext_DES_Cfb = '7BDADBA789E0984284EB8EC346A42FD9F72B34F5B41CF57C72636F6582A9C016DB50881BC7893DD6B6883AD4B62CBF783F98EEF111D3EDBF38E287E60E05A39F'
ciphertext_DES_Ofb = '7BDADBA789E09842B6B19AC5BD431B5959069471421C991D3A59D3E0CE0B97D753CC581E0A161343C6650DA9594C750F94A22AC6B3E572330CD66E8581727075'
ciphertext_DES_Ctr = '0939B5447B883ADBCDBD2D925AE2BA0053C47E620DB253A4D5583431D8AD52232B41D12126ECEDB6EE9964679EB52DDAE37F50C79DBA5D16BD30243E41CC30C4'ciphertext_TDES_Ecb = '714772F339841D34267FCC4BD2949CC3EE11C22A576A303876183F99C0B6DE873583992D38124EB5C6FCD81A0054E2DF6C4A09AC778EE1400533463C6F961F25'
ciphertext_TDES_Cbc = 'DF4FB48A5C3414FA340A1553EFAE84317B4C6AAB8845FB9247EE5E08514DD2BC515A4AA25332ECA936EE6EBE03EE555DD7D72374BD3D3D150F8AB00F19A5AE97'
ciphertext_TDES_Cfb = '5BF32CB19369FAD61BDCF7FAE406C8882603F96CAF26BA99ACA1B4CCA093BB07327B3F0AEFE4A14C7A321A028AE430D7E596EF8AFDFEAA2221D76F5F1651ABC2'
ciphertext_TDES_Ofb = '5BF32CB19369FAD64F7A4CCFD5AACA773EAE39EBEB0699F9CAC0EDD694A0BF1567E482C3F0E214DAE06276F1933BB41DD4A86F556604526051F048EDE873345F'
ciphertext_TDES_Ctr = 'C9CC042291F86CBB946A65CB249C82F704CD8541E47EAADE2A85C1B47FE0AFFCC69CA35F32A07FAA650AA0427BE46D8D03A42348A7F696409D19D3285B455250'AES128_Cmac = '51F0BEBF7E3B9D92FC49741779363CFE'
AES192_Cmac = '0596A22DD3733CB85DDB0D7788A6844E'
AES256_Cmac = 'E1992190549F6ED5696A2C056C315410'
SM4_Cmac = 'CC2B4F3D2C5AAF8A4AC30E28650EDDC0'
DES_Cmac = '25F3A44B018D7064'
TDES_Cmac = 'B252B71671727992'AES128_Cbcmac = '3FF1CAA1681FAC09120ECA307586E1A7'
AES192_Cbcmac = 'F00690D0D6442DB29B7F47FA349FF646'
AES256_Cbcmac = 'B2EB05E2C39BE9FCDA6C19078C6A9D1B'
SM4_Cbcmac = '74A629B350CD7E11BE99998AF5206D6C'
DES_Cbcmac = 'D7B87DDB949F153C'
TDES_Cbcmac = '0F8AB00F19A5AE97'AES128_Gmac = 'D3930E4AD1EC3497496F129A22CD7BB0'
AES192_Gmac = '819153FAEF49F634B302B81A6015F0B4'
AES256_Gmac = '4DFE69C3216464172E6C1416937E76D2'# AEAD
Aead_Nonce = 'CAFEBABEFACEDBADDECAF888'
Aead_Aad = '0123456789ABCDEF23456789ABCDEF01'
Aead_GcmAes128Tag = '06B4E01298868141756E95CDDE7D2850'
Aead_GcmAes128Ciphetext = '6AC7D9F77A1C8A43AF5BE6373B9F656281ADE2F91AE5AE428656A3E0BF5DDE1E69DBB5A61F1C5D69DECF7C80C946193435D0F34AC5C4BFFA35A2587ED3861CF2'
Aead_GcmAes192Tag = 'FD9EC6145B980B4D24FAFB642A842650'
Aead_GcmAes192Ciphetext = 'A80C56187EBB3EDFA2A0686F3C3C227DE41683F0BF28687383A9B69D12E540F5ED5EC84C47DD0FCD95102E130C7D4C29BB32B0C9ED78D981F16B4A8833DEBF3C'
Aead_GcmAes256Tag = '0A72773658DDE8ABED7089FC1F21BEAF'
Aead_GcmAes256Ciphetext = 'CCE65692C1064EED7FA3046AA46BD8EAA9C7AA990B4F968BAE83CAE728C04F8C05A18F4F2DD6E117A6C0B8482ACE7C73FCD0F1AE228FA6AB40DDF786D5C9131A'Aead_CcmAes128Tag = '7394F92CB2D42095A5E2F02811390D88'
Aead_CcmAes128Ciphetext = 'E1BDC8D127DDB3A22B580BFD180C9C8A0FE4FE72959B920215B31BF2DB55B1BA2D5BA3D7E2D806B8F7E668AECBFD47136D306771D53C60B601FBB11DA981C4DD'
Aead_CcmAes192Tag = 'C2AEA41463EB77EB58D5572FD02843AA'
Aead_CcmAes192Ciphetext = '278BD09D7BA976A4B74F9B19616AF77B356E1DFBD150796F3E067F776B8CCAAE251507E59119F4184AEBB3B6B76E0617D653A5473BC7035869BFEE0B0B89BC02'
Aead_CcmAes256Tag = 'C2DFCFDC0373CC88EC719CE59DF1C644'
Aead_CcmAes256Ciphetext = 'F5E926DE9905353CFFE6FBAF205805684C5557EACA2F908017DF8D3359EC1D440CA70A972BBA4FB38C9C9D5AFB4E880C7D6C1F95C4CDDC9278AACEC861E1286E'# 简化版函数，只单独实现某种算法
def AES128_ECB():print('AES128 ECB',end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key128)), modes.ECB(bytes.fromhex(iv)))  encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if ct.hex().upper() == ciphertext_Ecb:print('-- 加密成功 --',end='\t')decryptor = cipher.decryptor()ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print(' -- 解密成功 --')def AES128_CBC():print('AES128 CBC',end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key128)), modes.CBC(bytes.fromhex(iv)))  encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if ct.hex().upper() == ciphertext_Cbc:print('-- 加密成功 --',end='\t')decryptor = cipher.decryptor()ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print(' -- 解密成功 --')def AES128_CTR():print('AES128 CTR',end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key128)), modes.CTR(bytes.fromhex(iv)))  encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if ct.hex().upper() == ciphertext_Ctr:print('-- 加密成功 --',end='\t')decryptor = cipher.decryptor()ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print(' -- 解密成功 --')def AES128_XTS():print('AES128 XTS',end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key256)), modes.XTS(bytes.fromhex(xts_iv)))  encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if ct.hex().upper() == ciphertext_Xts:print('-- 加密成功 --',end='\t')decryptor = cipher.decryptor()ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print('-- 解密成功 --')# 汇总所有的加解密算法
def Sym_Cipher(algo, mode, key, keyLen, expectedResult):if algo == 'AES':if mode == 'ECB':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.ECB())elif mode == 'CBC':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv)))elif mode == 'CTR':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.CTR(bytes.fromhex(iv)))elif mode == 'CFB':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.CFB(bytes.fromhex(iv)))elif mode == 'OFB':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.OFB(bytes.fromhex(iv)))elif mode == 'XTS':print("AES{0} {1} Demo.".format(int(keyLen/2), mode), end='\t')if keyLen == 256 or keyLen == 512:cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.XTS(bytes.fromhex(xts_iv)))else:print("秘钥长度不正确, 仅支持AES128 or AES256, 分别需要给入256 or 512 bit秘钥")else:print("模式不支持.")returnelif algo == 'SM4':if mode == 'ECB':print("SM4 {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.ECB())elif mode == 'CBC':print("SM4{0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv)))elif mode == 'CTR':print("SM4{0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.CTR(bytes.fromhex(iv)))elif mode == 'CFB':print("SM4{0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.CFB(bytes.fromhex(iv)))elif mode == 'OFB':print("SM4{0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.OFB(bytes.fromhex(iv)))else:print("模式不支持.")elif algo == 'DES':if mode == 'ECB':print("DES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.ECB()) # 秘钥长度给64bit，就是按照DES进行运算elif mode == 'CBC':print("DES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv64)))elif mode == 'CTR':print("DES {0} Demo.".format(mode), end='\t')elif mode == 'CFB':print("DES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CFB(bytes.fromhex(iv64)))elif mode == 'OFB':print("DES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.OFB(bytes.fromhex(iv64)))else:print("模式不支持.")elif algo == 'TDES':if mode == 'ECB':print("TDES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.ECB())elif mode == 'CBC':print("TDES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv64)))elif mode == 'CTR':print("TDES {0} Demo.".format(mode), end='\t')elif mode == 'CFB':print("TDES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CFB(bytes.fromhex(iv64)))elif mode == 'OFB':print("TDES {0} Demo.".format(mode), end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.OFB(bytes.fromhex(iv64)))else:print("模式不支持.")else:print("算法不支持.")return# DES CTR 和TDES CTR使用Crypto包的代码# 注意计数器值，64bit，不能都是Nonce，至少需要留一个字节作为循环计数if algo == 'DES' and mode == 'CTR':ctr = Counter.new(8, prefix=bytes.fromhex(desCtr_iv), little_endian=True, initial_value=0)cipher = DES.new(bytes.fromhex(key), DES.MODE_CTR, counter = ctr)ct = cipher.encrypt(bytes.fromhex(plaintext))  # 加密明文if ct.hex().upper() == expectedResult:print('-- 加密成功 --',end='\t')else:print('-- 加密失败 --',end='\t')cipher = DES.new(bytes.fromhex(key), DES.MODE_CTR, counter = ctr)ct = cipher.decrypt(ct)  # 解密密文if ct.hex().upper() == plaintext:print(' -- 解密成功 --')else:print('-- 解密失败 --')elif algo == 'TDES' and mode == 'CTR':ctr = Counter.new(8, prefix=bytes.fromhex(desCtr_iv), little_endian=True, initial_value=0)cipher = DES3.new(bytes.fromhex(key), DES3.MODE_CTR, counter = ctr)ct = cipher.encrypt(bytes.fromhex(plaintext))  # 加密明文if ct.hex().upper() == expectedResult:print('-- 加密成功 --',end='\t')else:print('-- 加密失败 --',end='\t')cipher = DES3.new(bytes.fromhex(key), DES3.MODE_CTR, counter = ctr)ct = cipher.decrypt(ct)  # 解密密文if ct.hex().upper() == plaintext:print(' -- 解密成功 --')else:print('-- 解密失败 --')else: # 使用cryptography包驱动encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if ct.hex().upper() == expectedResult:print('-- 加密成功 --',end='\t')else:print('-- 加密失败 --',end='\t')decryptor = cipher.decryptor()ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print(' -- 解密成功 --')else:print('-- 解密失败 --')def Sym_Mac(algo, mode, key, keyLen, expectedResult):if algo == 'AES':if mode == 'CMAC':print("AES{0} CMAC Demo.".format(keyLen), end='\t')c = cmac.CMAC(algorithms.AES(bytes.fromhex(key)))elif mode == 'CBCMAC':print("AES{0} CBCMAC Demo.".format(keyLen, mode), end='\t')cipher = Cipher(algorithms.AES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv)))else:print("不支持 {0} 模式".format(mode))elif algo == 'SM4':if mode == 'CMAC':print("SM4 CMAC Demo.", end='\t')c = cmac.CMAC(algorithms.SM4(bytes.fromhex(key)))elif mode == 'CBCMAC':print("SM4 CBCMAC Demo.", end='\t')cipher = Cipher(algorithms.SM4(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv)))else:print("不支持 {0} 模式".format(mode))elif algo == 'DES':if mode == 'CMAC':print("DES CMAC Demo.".format(mode), end='\t')c = cmac.CMAC(algorithms.TripleDES(bytes.fromhex(key)))elif mode == 'CBCMAC':print("DES CBCMAC Demo.", end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv64)))else:print("不支持 {0} 模式".format(mode))elif algo == 'TDES':if mode == 'CMAC':print("TDES CMAC Demo.".format(mode), end='\t')c = cmac.CMAC(algorithms.TripleDES(bytes.fromhex(key)))elif mode == 'CBCMAC':print("TDES CBCMAC Demo.", end='\t')cipher = Cipher(algorithms.TripleDES(bytes.fromhex(key)), modes.CBC(bytes.fromhex(iv64)))else:print("不支持 {0} 模式".format(mode))else:passif mode == 'CMAC':c.update(bytes.fromhex(plaintext)) mac = c.finalize()elif mode == 'CBCMAC':encryptor = cipher.encryptor()   # 使用encryptor指向该加密的方法ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()   # 使用uodate方法给入明文，使用finalize方法完成操作,最终返回密文对象if algo == 'AES' or algo == 'SM4':      # CBCMAC实际是按照CBC进行加密后，取最后一个数据块作为MAC值mac = ct[-16:]else:mac = ct[-8:]if mac.hex().upper() == expectedResult:print('-- 签名正确 --')else:print(mac.hex().upper())print('-- 签名错误 --')def Sym_Aead(mode, key, keyLen, expectedResult, expectedTag):if mode == 'GCM':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')encryptor = Cipher(algorithms.AES(bytes.fromhex(key)),modes.GCM(bytes.fromhex(Aead_Nonce)),).encryptor()encryptor.authenticate_additional_data(bytes.fromhex(Aead_Aad))ct = encryptor.update(bytes.fromhex(plaintext)) + encryptor.finalize()if ct.hex().upper() == expectedResult and encryptor.tag.hex().upper() == expectedTag:print(" -- 加密认证成功 --", end='\t')else:print(" -- 加密认证失败 --", end='\t')# tag = bytes.fromhex(Aead_GcmAes192Tag)  # 先不处理tag错误的场景decryptor = Cipher(algorithms.AES(bytes.fromhex(key)),modes.GCM(bytes.fromhex(Aead_Nonce), bytes.fromhex(expectedTag))).decryptor()decryptor.authenticate_additional_data(bytes.fromhex(Aead_Aad))try:      # 验签模式下，必须给入tag，若tag不正确，此处会报异常，若正常执行完成，说明tag正确ct = decryptor.update(ct) + decryptor.finalize()if ct.hex().upper() == plaintext:print(" -- 解密认证成功 --")else:print(" -- 解密失败 --")print(ct.hex().upper())except:print(" -- 验签失败 --")elif mode == 'CCM':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')aesccm = AESCCM(bytes.fromhex(key))ct = aesccm.encrypt(bytes.fromhex(Aead_Nonce), bytes.fromhex(plaintext), bytes.fromhex(Aead_Aad))if ct.hex().upper()[0:-32] == expectedResult and ct.hex().upper()[-32:] == expectedTag:print(" -- 加密认证成功 --", end='\t')else:print(" -- 加密认证失败 --", end='\t')ct = aesccm.decrypt(bytes.fromhex(Aead_Nonce), ct, bytes.fromhex(Aead_Aad))if ct.hex().upper() == plaintext:print(" -- 解密认证成功 --")else:print(" -- 解密认证失败 --")print(ct.hex().upper())elif mode == 'GMAC':print("AES{0} {1} Demo.".format(keyLen, mode), end='\t')encryptor = Cipher(algorithms.AES(bytes.fromhex(key)),modes.GCM(bytes.fromhex(Aead_Nonce))).encryptor()encryptor.authenticate_additional_data(bytes.fromhex(plaintext)) # GCM模式下，明文放到AAD为止ct = encryptor.update(bytes.fromhex('')) + encryptor.finalize()  # 没有明文，只有AAD时为GMACif encryptor.tag.hex().upper() == expectedTag:print(" -- 加密认证成功 --", end='\t')else:print(" -- 加密认证失败 --", end='\t')decryptor = Cipher(algorithms.AES(bytes.fromhex(key)),modes.GCM(bytes.fromhex(Aead_Nonce), bytes.fromhex(expectedTag))).decryptor()decryptor.authenticate_additional_data(bytes.fromhex(plaintext))try:ct = decryptor.update(bytes.fromhex('')) + decryptor.finalize()  print(" -- 验签成功 --")except:print(" -- 验签失败 --")# GMAC第二种用法# aes = AES.new(bytes.fromhex(key128), AES.MODE_GCM, bytes.fromhex(Aead_Nonce)).update(bytes.fromhex(Aead_Aad))  # 创建一个aes对象# en_text, auth_tag = aes.encrypt_and_digest(bytes.fromhex(''))  # 加密明文# print("GCM加密测试\n密文（hex形式）：", en_text.hex())# print(auth_tag.hex())if __name__ == '__main__':print(" AES 测试 ".center(60,'-'))Sym_Cipher('AES', 'ECB', key128, 128, ciphertext_AES128_Ecb)Sym_Cipher('AES', 'CBC', key128, 128, ciphertext_AES128_Cbc)Sym_Cipher('AES', 'CFB', key128, 128, ciphertext_AES128_Cfb)Sym_Cipher('AES', 'OFB', key128, 128, ciphertext_AES128_Ofb)Sym_Cipher('AES', 'CTR', key128, 128, ciphertext_AES128_Ctr)Sym_Cipher('AES', 'XTS', key256, 256, ciphertext_AES128_Xts)Sym_Cipher('AES', 'ECB', key192, 192, ciphertext_AES192_Ecb)Sym_Cipher('AES', 'CBC', key192, 192, ciphertext_AES192_Cbc)Sym_Cipher('AES', 'CFB', key192, 192, ciphertext_AES192_Cfb)Sym_Cipher('AES', 'OFB', key192, 192, ciphertext_AES192_Ofb)Sym_Cipher('AES', 'CTR', key192, 192, ciphertext_AES192_Ctr)Sym_Cipher('AES', 'ECB', key256, 256, ciphertext_AES256_Ecb)Sym_Cipher('AES', 'CBC', key256, 256, ciphertext_AES256_Cbc)Sym_Cipher('AES', 'CFB', key256, 256, ciphertext_AES256_Cfb)Sym_Cipher('AES', 'OFB', key256, 256, ciphertext_AES256_Ofb)Sym_Cipher('AES', 'CTR', key256, 256, ciphertext_AES256_Ctr)Sym_Cipher('AES', 'XTS', key512, 512, ciphertext_AES256_Xts)print(" SM4 测试 ".center(60,'-'))Sym_Cipher('SM4', 'ECB', key128, 128, ciphertext_SM4_Ecb)Sym_Cipher('SM4', 'CBC', key128, 128, ciphertext_SM4_Cbc)Sym_Cipher('SM4', 'CFB', key128, 128, ciphertext_SM4_Cfb)Sym_Cipher('SM4', 'OFB', key128, 128, ciphertext_SM4_Ofb)Sym_Cipher('SM4', 'CTR', key128, 128, ciphertext_SM4_Ctr)print(" DES 测试 ".center(60,'-'))Sym_Cipher('DES', 'ECB', key64, 64, ciphertext_DES_Ecb)Sym_Cipher('DES', 'CBC', key64, 64, ciphertext_DES_Cbc)Sym_Cipher('DES', 'CFB', key64, 64, ciphertext_DES_Cfb)Sym_Cipher('DES', 'OFB', key64, 64, ciphertext_DES_Ofb)Sym_Cipher('DES', 'CTR', key64, 64, ciphertext_DES_Ctr)print(" TDES 测试 ".center(60,'-'))Sym_Cipher('TDES', 'ECB', key192, 192, ciphertext_TDES_Ecb)Sym_Cipher('TDES', 'CBC', key192, 192, ciphertext_TDES_Cbc)Sym_Cipher('TDES', 'CFB', key192, 192, ciphertext_TDES_Cfb)Sym_Cipher('TDES', 'OFB', key192, 192, ciphertext_TDES_Ofb)Sym_Cipher('TDES', 'CTR', key192, 192, ciphertext_TDES_Ctr)print(" CMAC测试 ".center(60,'-'))Sym_Mac('AES', 'CMAC', key128, 128, AES128_Cmac)Sym_Mac('AES', 'CMAC', key192, 192, AES192_Cmac)Sym_Mac('AES', 'CMAC', key256, 256, AES256_Cmac)Sym_Mac('SM4', 'CMAC', key128, 128, SM4_Cmac)Sym_Mac('DES', 'CMAC', key64, 64, DES_Cmac)Sym_Mac('TDES', 'CMAC', key192, 192, TDES_Cmac)print(" CBCMAC测试 ".center(60,'-'))Sym_Mac('AES', 'CBCMAC', key128, 128, AES128_Cbcmac)Sym_Mac('AES', 'CBCMAC', key192, 192, AES192_Cbcmac)Sym_Mac('AES', 'CBCMAC', key256, 256, AES256_Cbcmac)Sym_Mac('SM4', 'CBCMAC', key128, 128, SM4_Cbcmac)Sym_Mac('DES', 'CBCMAC', key64, 64, DES_Cbcmac)Sym_Mac('TDES', 'CBCMAC', key192, 192, TDES_Cbcmac)print(" GMAC 测试 ".center(60,'-'))Sym_Aead('GMAC', key128, 128, '', AES128_Gmac)Sym_Aead('GMAC', key192, 192, '', AES192_Gmac)Sym_Aead('GMAC', key256, 256, '', AES256_Gmac)print(" AEAD GCM 测试 ".center(60,'-'))Sym_Aead('GCM', key128, 128, Aead_GcmAes128Ciphetext, Aead_GcmAes128Tag)Sym_Aead('GCM', key192, 192, Aead_GcmAes192Ciphetext, Aead_GcmAes192Tag)Sym_Aead('GCM', key256, 256, Aead_GcmAes256Ciphetext, Aead_GcmAes256Tag)print(" AEAD CCM 测试 ".center(60,'-'))Sym_Aead('CCM', key128, 128, Aead_CcmAes128Ciphetext, Aead_CcmAes128Tag)Sym_Aead('CCM', key192, 192, Aead_CcmAes192Ciphetext, Aead_CcmAes192Tag)Sym_Aead('CCM', key256, 256, Aead_CcmAes256Ciphetext, Aead_CcmAes256Tag)

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