How to use Blowfish with cryptoJS

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I've been using cryptoJS for a HMAC message just fine until now, but the next step is to encrypt it using Blowfish, but I can't figure out how to do so using this library, it should be possible as one of the latest commit states "feat Blowfish" (https://github.com/brix/crypto-js/commit/4dcaa7afd08f48cd285463b8f9499cdb242605fa)

The doc makes no mention of it, and being a newbie to the encryption world I must admit to being completly lost as to how to proceed.

I tried using other libraries such as this one but the results were not what I expected, since the HMAC worked just fine with CryptoJS I want to try using this library to see if it will give me the desired results

Edit : After a quick check I realized that my install doesn't have the blowfish.js file enter image description here

While the repo does have it enter image description here

I tried to run npm install again but nothing changed, any idea why ?

1 Answers

The screenshot shows that you installed CryptoJS with bower (as described in the CryptoJS documentation).

Although blowfish.js is in the develop branch in the Github repository, it is not in the tagged ones, e.g. 4.1.1. The installation defaults to the latest version (currently 4.1.1), which thus does not include Blowfish.

However, Blowfish can be easily added, e.g. in the following ways:

  1. Copy the contents of blowfish.js from the Github repository into crypto-js.js, e.g. at the end, just before the return CryptoJS line.

or

  1. Copy the blowfish.js file from the Github repository into the folder with the other CryptoJS files and reference it additionally to crypto-js.js e.g.

    <script type="text/javascript" src="bower_components/crypto-js/crypto-js.js"></script>
    <script type="text/javascript" src="bower_components/crypto-js/blowfish.js"></script>
    

    assuming that the CryptoJS files are located in the folder bower_components/crypto-js.

After that Blowfish can be used:

// Contents of blowfish.js (not supplied by cloudflare)
// -------------------------------------------------------
(function () {
    // Shortcuts
    var C = CryptoJS;
    var C_lib = C.lib;
    var BlockCipher = C_lib.BlockCipher;
    var C_algo = C.algo;

    const N = 16;
    
    //Origin pbox and sbox, derived from PI
    const ORIG_P = [
        0x243F6A88, 0x85A308D3, 0x13198A2E, 0x03707344,
        0xA4093822, 0x299F31D0, 0x082EFA98, 0xEC4E6C89,
        0x452821E6, 0x38D01377, 0xBE5466CF, 0x34E90C6C,
        0xC0AC29B7, 0xC97C50DD, 0x3F84D5B5, 0xB5470917,
        0x9216D5D9, 0x8979FB1B
    ];

    const ORIG_S = [
        [   0xD1310BA6, 0x98DFB5AC, 0x2FFD72DB, 0xD01ADFB7,
            0xB8E1AFED, 0x6A267E96, 0xBA7C9045, 0xF12C7F99,
            0x24A19947, 0xB3916CF7, 0x0801F2E2, 0x858EFC16,
            0x636920D8, 0x71574E69, 0xA458FEA3, 0xF4933D7E,
            0x0D95748F, 0x728EB658, 0x718BCD58, 0x82154AEE,
            0x7B54A41D, 0xC25A59B5, 0x9C30D539, 0x2AF26013,
            0xC5D1B023, 0x286085F0, 0xCA417918, 0xB8DB38EF,
            0x8E79DCB0, 0x603A180E, 0x6C9E0E8B, 0xB01E8A3E,
            0xD71577C1, 0xBD314B27, 0x78AF2FDA, 0x55605C60,
            0xE65525F3, 0xAA55AB94, 0x57489862, 0x63E81440,
            0x55CA396A, 0x2AAB10B6, 0xB4CC5C34, 0x1141E8CE,
            0xA15486AF, 0x7C72E993, 0xB3EE1411, 0x636FBC2A,
            0x2BA9C55D, 0x741831F6, 0xCE5C3E16, 0x9B87931E,
            0xAFD6BA33, 0x6C24CF5C, 0x7A325381, 0x28958677,
            0x3B8F4898, 0x6B4BB9AF, 0xC4BFE81B, 0x66282193,
            0x61D809CC, 0xFB21A991, 0x487CAC60, 0x5DEC8032,
            0xEF845D5D, 0xE98575B1, 0xDC262302, 0xEB651B88,
            0x23893E81, 0xD396ACC5, 0x0F6D6FF3, 0x83F44239,
            0x2E0B4482, 0xA4842004, 0x69C8F04A, 0x9E1F9B5E,
            0x21C66842, 0xF6E96C9A, 0x670C9C61, 0xABD388F0,
            0x6A51A0D2, 0xD8542F68, 0x960FA728, 0xAB5133A3,
            0x6EEF0B6C, 0x137A3BE4, 0xBA3BF050, 0x7EFB2A98,
            0xA1F1651D, 0x39AF0176, 0x66CA593E, 0x82430E88,
            0x8CEE8619, 0x456F9FB4, 0x7D84A5C3, 0x3B8B5EBE,
            0xE06F75D8, 0x85C12073, 0x401A449F, 0x56C16AA6,
            0x4ED3AA62, 0x363F7706, 0x1BFEDF72, 0x429B023D,
            0x37D0D724, 0xD00A1248, 0xDB0FEAD3, 0x49F1C09B,
            0x075372C9, 0x80991B7B, 0x25D479D8, 0xF6E8DEF7,
            0xE3FE501A, 0xB6794C3B, 0x976CE0BD, 0x04C006BA,
            0xC1A94FB6, 0x409F60C4, 0x5E5C9EC2, 0x196A2463,
            0x68FB6FAF, 0x3E6C53B5, 0x1339B2EB, 0x3B52EC6F,
            0x6DFC511F, 0x9B30952C, 0xCC814544, 0xAF5EBD09,
            0xBEE3D004, 0xDE334AFD, 0x660F2807, 0x192E4BB3,
            0xC0CBA857, 0x45C8740F, 0xD20B5F39, 0xB9D3FBDB,
            0x5579C0BD, 0x1A60320A, 0xD6A100C6, 0x402C7279,
            0x679F25FE, 0xFB1FA3CC, 0x8EA5E9F8, 0xDB3222F8,
            0x3C7516DF, 0xFD616B15, 0x2F501EC8, 0xAD0552AB,
            0x323DB5FA, 0xFD238760, 0x53317B48, 0x3E00DF82,
            0x9E5C57BB, 0xCA6F8CA0, 0x1A87562E, 0xDF1769DB,
            0xD542A8F6, 0x287EFFC3, 0xAC6732C6, 0x8C4F5573,
            0x695B27B0, 0xBBCA58C8, 0xE1FFA35D, 0xB8F011A0,
            0x10FA3D98, 0xFD2183B8, 0x4AFCB56C, 0x2DD1D35B,
            0x9A53E479, 0xB6F84565, 0xD28E49BC, 0x4BFB9790,
            0xE1DDF2DA, 0xA4CB7E33, 0x62FB1341, 0xCEE4C6E8,
            0xEF20CADA, 0x36774C01, 0xD07E9EFE, 0x2BF11FB4,
            0x95DBDA4D, 0xAE909198, 0xEAAD8E71, 0x6B93D5A0,
            0xD08ED1D0, 0xAFC725E0, 0x8E3C5B2F, 0x8E7594B7,
            0x8FF6E2FB, 0xF2122B64, 0x8888B812, 0x900DF01C,
            0x4FAD5EA0, 0x688FC31C, 0xD1CFF191, 0xB3A8C1AD,
            0x2F2F2218, 0xBE0E1777, 0xEA752DFE, 0x8B021FA1,
            0xE5A0CC0F, 0xB56F74E8, 0x18ACF3D6, 0xCE89E299,
            0xB4A84FE0, 0xFD13E0B7, 0x7CC43B81, 0xD2ADA8D9,
            0x165FA266, 0x80957705, 0x93CC7314, 0x211A1477,
            0xE6AD2065, 0x77B5FA86, 0xC75442F5, 0xFB9D35CF,
            0xEBCDAF0C, 0x7B3E89A0, 0xD6411BD3, 0xAE1E7E49,
            0x00250E2D, 0x2071B35E, 0x226800BB, 0x57B8E0AF,
            0x2464369B, 0xF009B91E, 0x5563911D, 0x59DFA6AA,
            0x78C14389, 0xD95A537F, 0x207D5BA2, 0x02E5B9C5,
            0x83260376, 0x6295CFA9, 0x11C81968, 0x4E734A41,
            0xB3472DCA, 0x7B14A94A, 0x1B510052, 0x9A532915,
            0xD60F573F, 0xBC9BC6E4, 0x2B60A476, 0x81E67400,
            0x08BA6FB5, 0x571BE91F, 0xF296EC6B, 0x2A0DD915,
            0xB6636521, 0xE7B9F9B6, 0xFF34052E, 0xC5855664,
            0x53B02D5D, 0xA99F8FA1, 0x08BA4799, 0x6E85076A   ],
        [   0x4B7A70E9, 0xB5B32944, 0xDB75092E, 0xC4192623,
            0xAD6EA6B0, 0x49A7DF7D, 0x9CEE60B8, 0x8FEDB266,
            0xECAA8C71, 0x699A17FF, 0x5664526C, 0xC2B19EE1,
            0x193602A5, 0x75094C29, 0xA0591340, 0xE4183A3E,
            0x3F54989A, 0x5B429D65, 0x6B8FE4D6, 0x99F73FD6,
            0xA1D29C07, 0xEFE830F5, 0x4D2D38E6, 0xF0255DC1,
            0x4CDD2086, 0x8470EB26, 0x6382E9C6, 0x021ECC5E,
            0x09686B3F, 0x3EBAEFC9, 0x3C971814, 0x6B6A70A1,
            0x687F3584, 0x52A0E286, 0xB79C5305, 0xAA500737,
            0x3E07841C, 0x7FDEAE5C, 0x8E7D44EC, 0x5716F2B8,
            0xB03ADA37, 0xF0500C0D, 0xF01C1F04, 0x0200B3FF,
            0xAE0CF51A, 0x3CB574B2, 0x25837A58, 0xDC0921BD,
            0xD19113F9, 0x7CA92FF6, 0x94324773, 0x22F54701,
            0x3AE5E581, 0x37C2DADC, 0xC8B57634, 0x9AF3DDA7,
            0xA9446146, 0x0FD0030E, 0xECC8C73E, 0xA4751E41,
            0xE238CD99, 0x3BEA0E2F, 0x3280BBA1, 0x183EB331,
            0x4E548B38, 0x4F6DB908, 0x6F420D03, 0xF60A04BF,
            0x2CB81290, 0x24977C79, 0x5679B072, 0xBCAF89AF,
            0xDE9A771F, 0xD9930810, 0xB38BAE12, 0xDCCF3F2E,
            0x5512721F, 0x2E6B7124, 0x501ADDE6, 0x9F84CD87,
            0x7A584718, 0x7408DA17, 0xBC9F9ABC, 0xE94B7D8C,
            0xEC7AEC3A, 0xDB851DFA, 0x63094366, 0xC464C3D2,
            0xEF1C1847, 0x3215D908, 0xDD433B37, 0x24C2BA16,
            0x12A14D43, 0x2A65C451, 0x50940002, 0x133AE4DD,
            0x71DFF89E, 0x10314E55, 0x81AC77D6, 0x5F11199B,
            0x043556F1, 0xD7A3C76B, 0x3C11183B, 0x5924A509,
            0xF28FE6ED, 0x97F1FBFA, 0x9EBABF2C, 0x1E153C6E,
            0x86E34570, 0xEAE96FB1, 0x860E5E0A, 0x5A3E2AB3,
            0x771FE71C, 0x4E3D06FA, 0x2965DCB9, 0x99E71D0F,
            0x803E89D6, 0x5266C825, 0x2E4CC978, 0x9C10B36A,
            0xC6150EBA, 0x94E2EA78, 0xA5FC3C53, 0x1E0A2DF4,
            0xF2F74EA7, 0x361D2B3D, 0x1939260F, 0x19C27960,
            0x5223A708, 0xF71312B6, 0xEBADFE6E, 0xEAC31F66,
            0xE3BC4595, 0xA67BC883, 0xB17F37D1, 0x018CFF28,
            0xC332DDEF, 0xBE6C5AA5, 0x65582185, 0x68AB9802,
            0xEECEA50F, 0xDB2F953B, 0x2AEF7DAD, 0x5B6E2F84,
            0x1521B628, 0x29076170, 0xECDD4775, 0x619F1510,
            0x13CCA830, 0xEB61BD96, 0x0334FE1E, 0xAA0363CF,
            0xB5735C90, 0x4C70A239, 0xD59E9E0B, 0xCBAADE14,
            0xEECC86BC, 0x60622CA7, 0x9CAB5CAB, 0xB2F3846E,
            0x648B1EAF, 0x19BDF0CA, 0xA02369B9, 0x655ABB50,
            0x40685A32, 0x3C2AB4B3, 0x319EE9D5, 0xC021B8F7,
            0x9B540B19, 0x875FA099, 0x95F7997E, 0x623D7DA8,
            0xF837889A, 0x97E32D77, 0x11ED935F, 0x16681281,
            0x0E358829, 0xC7E61FD6, 0x96DEDFA1, 0x7858BA99,
            0x57F584A5, 0x1B227263, 0x9B83C3FF, 0x1AC24696,
            0xCDB30AEB, 0x532E3054, 0x8FD948E4, 0x6DBC3128,
            0x58EBF2EF, 0x34C6FFEA, 0xFE28ED61, 0xEE7C3C73,
            0x5D4A14D9, 0xE864B7E3, 0x42105D14, 0x203E13E0,
            0x45EEE2B6, 0xA3AAABEA, 0xDB6C4F15, 0xFACB4FD0,
            0xC742F442, 0xEF6ABBB5, 0x654F3B1D, 0x41CD2105,
            0xD81E799E, 0x86854DC7, 0xE44B476A, 0x3D816250,
            0xCF62A1F2, 0x5B8D2646, 0xFC8883A0, 0xC1C7B6A3,
            0x7F1524C3, 0x69CB7492, 0x47848A0B, 0x5692B285,
            0x095BBF00, 0xAD19489D, 0x1462B174, 0x23820E00,
            0x58428D2A, 0x0C55F5EA, 0x1DADF43E, 0x233F7061,
            0x3372F092, 0x8D937E41, 0xD65FECF1, 0x6C223BDB,
            0x7CDE3759, 0xCBEE7460, 0x4085F2A7, 0xCE77326E,
            0xA6078084, 0x19F8509E, 0xE8EFD855, 0x61D99735,
            0xA969A7AA, 0xC50C06C2, 0x5A04ABFC, 0x800BCADC,
            0x9E447A2E, 0xC3453484, 0xFDD56705, 0x0E1E9EC9,
            0xDB73DBD3, 0x105588CD, 0x675FDA79, 0xE3674340,
            0xC5C43465, 0x713E38D8, 0x3D28F89E, 0xF16DFF20,
            0x153E21E7, 0x8FB03D4A, 0xE6E39F2B, 0xDB83ADF7   ],
        [   0xE93D5A68, 0x948140F7, 0xF64C261C, 0x94692934,
            0x411520F7, 0x7602D4F7, 0xBCF46B2E, 0xD4A20068,
            0xD4082471, 0x3320F46A, 0x43B7D4B7, 0x500061AF,
            0x1E39F62E, 0x97244546, 0x14214F74, 0xBF8B8840,
            0x4D95FC1D, 0x96B591AF, 0x70F4DDD3, 0x66A02F45,
            0xBFBC09EC, 0x03BD9785, 0x7FAC6DD0, 0x31CB8504,
            0x96EB27B3, 0x55FD3941, 0xDA2547E6, 0xABCA0A9A,
            0x28507825, 0x530429F4, 0x0A2C86DA, 0xE9B66DFB,
            0x68DC1462, 0xD7486900, 0x680EC0A4, 0x27A18DEE,
            0x4F3FFEA2, 0xE887AD8C, 0xB58CE006, 0x7AF4D6B6,
            0xAACE1E7C, 0xD3375FEC, 0xCE78A399, 0x406B2A42,
            0x20FE9E35, 0xD9F385B9, 0xEE39D7AB, 0x3B124E8B,
            0x1DC9FAF7, 0x4B6D1856, 0x26A36631, 0xEAE397B2,
            0x3A6EFA74, 0xDD5B4332, 0x6841E7F7, 0xCA7820FB,
            0xFB0AF54E, 0xD8FEB397, 0x454056AC, 0xBA489527,
            0x55533A3A, 0x20838D87, 0xFE6BA9B7, 0xD096954B,
            0x55A867BC, 0xA1159A58, 0xCCA92963, 0x99E1DB33,
            0xA62A4A56, 0x3F3125F9, 0x5EF47E1C, 0x9029317C,
            0xFDF8E802, 0x04272F70, 0x80BB155C, 0x05282CE3,
            0x95C11548, 0xE4C66D22, 0x48C1133F, 0xC70F86DC,
            0x07F9C9EE, 0x41041F0F, 0x404779A4, 0x5D886E17,
            0x325F51EB, 0xD59BC0D1, 0xF2BCC18F, 0x41113564,
            0x257B7834, 0x602A9C60, 0xDFF8E8A3, 0x1F636C1B,
            0x0E12B4C2, 0x02E1329E, 0xAF664FD1, 0xCAD18115,
            0x6B2395E0, 0x333E92E1, 0x3B240B62, 0xEEBEB922,
            0x85B2A20E, 0xE6BA0D99, 0xDE720C8C, 0x2DA2F728,
            0xD0127845, 0x95B794FD, 0x647D0862, 0xE7CCF5F0,
            0x5449A36F, 0x877D48FA, 0xC39DFD27, 0xF33E8D1E,
            0x0A476341, 0x992EFF74, 0x3A6F6EAB, 0xF4F8FD37,
            0xA812DC60, 0xA1EBDDF8, 0x991BE14C, 0xDB6E6B0D,
            0xC67B5510, 0x6D672C37, 0x2765D43B, 0xDCD0E804,
            0xF1290DC7, 0xCC00FFA3, 0xB5390F92, 0x690FED0B,
            0x667B9FFB, 0xCEDB7D9C, 0xA091CF0B, 0xD9155EA3,
            0xBB132F88, 0x515BAD24, 0x7B9479BF, 0x763BD6EB,
            0x37392EB3, 0xCC115979, 0x8026E297, 0xF42E312D,
            0x6842ADA7, 0xC66A2B3B, 0x12754CCC, 0x782EF11C,
            0x6A124237, 0xB79251E7, 0x06A1BBE6, 0x4BFB6350,
            0x1A6B1018, 0x11CAEDFA, 0x3D25BDD8, 0xE2E1C3C9,
            0x44421659, 0x0A121386, 0xD90CEC6E, 0xD5ABEA2A,
            0x64AF674E, 0xDA86A85F, 0xBEBFE988, 0x64E4C3FE,
            0x9DBC8057, 0xF0F7C086, 0x60787BF8, 0x6003604D,
            0xD1FD8346, 0xF6381FB0, 0x7745AE04, 0xD736FCCC,
            0x83426B33, 0xF01EAB71, 0xB0804187, 0x3C005E5F,
            0x77A057BE, 0xBDE8AE24, 0x55464299, 0xBF582E61,
            0x4E58F48F, 0xF2DDFDA2, 0xF474EF38, 0x8789BDC2,
            0x5366F9C3, 0xC8B38E74, 0xB475F255, 0x46FCD9B9,
            0x7AEB2661, 0x8B1DDF84, 0x846A0E79, 0x915F95E2,
            0x466E598E, 0x20B45770, 0x8CD55591, 0xC902DE4C,
            0xB90BACE1, 0xBB8205D0, 0x11A86248, 0x7574A99E,
            0xB77F19B6, 0xE0A9DC09, 0x662D09A1, 0xC4324633,
            0xE85A1F02, 0x09F0BE8C, 0x4A99A025, 0x1D6EFE10,
            0x1AB93D1D, 0x0BA5A4DF, 0xA186F20F, 0x2868F169,
            0xDCB7DA83, 0x573906FE, 0xA1E2CE9B, 0x4FCD7F52,
            0x50115E01, 0xA70683FA, 0xA002B5C4, 0x0DE6D027,
            0x9AF88C27, 0x773F8641, 0xC3604C06, 0x61A806B5,
            0xF0177A28, 0xC0F586E0, 0x006058AA, 0x30DC7D62,
            0x11E69ED7, 0x2338EA63, 0x53C2DD94, 0xC2C21634,
            0xBBCBEE56, 0x90BCB6DE, 0xEBFC7DA1, 0xCE591D76,
            0x6F05E409, 0x4B7C0188, 0x39720A3D, 0x7C927C24,
            0x86E3725F, 0x724D9DB9, 0x1AC15BB4, 0xD39EB8FC,
            0xED545578, 0x08FCA5B5, 0xD83D7CD3, 0x4DAD0FC4,
            0x1E50EF5E, 0xB161E6F8, 0xA28514D9, 0x6C51133C,
            0x6FD5C7E7, 0x56E14EC4, 0x362ABFCE, 0xDDC6C837,
            0xD79A3234, 0x92638212, 0x670EFA8E, 0x406000E0  ],
        [   0x3A39CE37, 0xD3FAF5CF, 0xABC27737, 0x5AC52D1B,
            0x5CB0679E, 0x4FA33742, 0xD3822740, 0x99BC9BBE,
            0xD5118E9D, 0xBF0F7315, 0xD62D1C7E, 0xC700C47B,
            0xB78C1B6B, 0x21A19045, 0xB26EB1BE, 0x6A366EB4,
            0x5748AB2F, 0xBC946E79, 0xC6A376D2, 0x6549C2C8,
            0x530FF8EE, 0x468DDE7D, 0xD5730A1D, 0x4CD04DC6,
            0x2939BBDB, 0xA9BA4650, 0xAC9526E8, 0xBE5EE304,
            0xA1FAD5F0, 0x6A2D519A, 0x63EF8CE2, 0x9A86EE22,
            0xC089C2B8, 0x43242EF6, 0xA51E03AA, 0x9CF2D0A4,
            0x83C061BA, 0x9BE96A4D, 0x8FE51550, 0xBA645BD6,
            0x2826A2F9, 0xA73A3AE1, 0x4BA99586, 0xEF5562E9,
            0xC72FEFD3, 0xF752F7DA, 0x3F046F69, 0x77FA0A59,
            0x80E4A915, 0x87B08601, 0x9B09E6AD, 0x3B3EE593,
            0xE990FD5A, 0x9E34D797, 0x2CF0B7D9, 0x022B8B51,
            0x96D5AC3A, 0x017DA67D, 0xD1CF3ED6, 0x7C7D2D28,
            0x1F9F25CF, 0xADF2B89B, 0x5AD6B472, 0x5A88F54C,
            0xE029AC71, 0xE019A5E6, 0x47B0ACFD, 0xED93FA9B,
            0xE8D3C48D, 0x283B57CC, 0xF8D56629, 0x79132E28,
            0x785F0191, 0xED756055, 0xF7960E44, 0xE3D35E8C,
            0x15056DD4, 0x88F46DBA, 0x03A16125, 0x0564F0BD,
            0xC3EB9E15, 0x3C9057A2, 0x97271AEC, 0xA93A072A,
            0x1B3F6D9B, 0x1E6321F5, 0xF59C66FB, 0x26DCF319,
            0x7533D928, 0xB155FDF5, 0x03563482, 0x8ABA3CBB,
            0x28517711, 0xC20AD9F8, 0xABCC5167, 0xCCAD925F,
            0x4DE81751, 0x3830DC8E, 0x379D5862, 0x9320F991,
            0xEA7A90C2, 0xFB3E7BCE, 0x5121CE64, 0x774FBE32,
            0xA8B6E37E, 0xC3293D46, 0x48DE5369, 0x6413E680,
            0xA2AE0810, 0xDD6DB224, 0x69852DFD, 0x09072166,
            0xB39A460A, 0x6445C0DD, 0x586CDECF, 0x1C20C8AE,
            0x5BBEF7DD, 0x1B588D40, 0xCCD2017F, 0x6BB4E3BB,
            0xDDA26A7E, 0x3A59FF45, 0x3E350A44, 0xBCB4CDD5,
            0x72EACEA8, 0xFA6484BB, 0x8D6612AE, 0xBF3C6F47,
            0xD29BE463, 0x542F5D9E, 0xAEC2771B, 0xF64E6370,
            0x740E0D8D, 0xE75B1357, 0xF8721671, 0xAF537D5D,
            0x4040CB08, 0x4EB4E2CC, 0x34D2466A, 0x0115AF84,
            0xE1B00428, 0x95983A1D, 0x06B89FB4, 0xCE6EA048,
            0x6F3F3B82, 0x3520AB82, 0x011A1D4B, 0x277227F8,
            0x611560B1, 0xE7933FDC, 0xBB3A792B, 0x344525BD,
            0xA08839E1, 0x51CE794B, 0x2F32C9B7, 0xA01FBAC9,
            0xE01CC87E, 0xBCC7D1F6, 0xCF0111C3, 0xA1E8AAC7,
            0x1A908749, 0xD44FBD9A, 0xD0DADECB, 0xD50ADA38,
            0x0339C32A, 0xC6913667, 0x8DF9317C, 0xE0B12B4F,
            0xF79E59B7, 0x43F5BB3A, 0xF2D519FF, 0x27D9459C,
            0xBF97222C, 0x15E6FC2A, 0x0F91FC71, 0x9B941525,
            0xFAE59361, 0xCEB69CEB, 0xC2A86459, 0x12BAA8D1,
            0xB6C1075E, 0xE3056A0C, 0x10D25065, 0xCB03A442,
            0xE0EC6E0E, 0x1698DB3B, 0x4C98A0BE, 0x3278E964,
            0x9F1F9532, 0xE0D392DF, 0xD3A0342B, 0x8971F21E,
            0x1B0A7441, 0x4BA3348C, 0xC5BE7120, 0xC37632D8,
            0xDF359F8D, 0x9B992F2E, 0xE60B6F47, 0x0FE3F11D,
            0xE54CDA54, 0x1EDAD891, 0xCE6279CF, 0xCD3E7E6F,
            0x1618B166, 0xFD2C1D05, 0x848FD2C5, 0xF6FB2299,
            0xF523F357, 0xA6327623, 0x93A83531, 0x56CCCD02,
            0xACF08162, 0x5A75EBB5, 0x6E163697, 0x88D273CC,
            0xDE966292, 0x81B949D0, 0x4C50901B, 0x71C65614,
            0xE6C6C7BD, 0x327A140A, 0x45E1D006, 0xC3F27B9A,
            0xC9AA53FD, 0x62A80F00, 0xBB25BFE2, 0x35BDD2F6,
            0x71126905, 0xB2040222, 0xB6CBCF7C, 0xCD769C2B,
            0x53113EC0, 0x1640E3D3, 0x38ABBD60, 0x2547ADF0,
            0xBA38209C, 0xF746CE76, 0x77AFA1C5, 0x20756060,
            0x85CBFE4E, 0x8AE88DD8, 0x7AAAF9B0, 0x4CF9AA7E,
            0x1948C25C, 0x02FB8A8C, 0x01C36AE4, 0xD6EBE1F9,
            0x90D4F869, 0xA65CDEA0, 0x3F09252D, 0xC208E69F,
            0xB74E6132, 0xCE77E25B, 0x578FDFE3, 0x3AC372E6  ]
    ];

    var BLOWFISH_CTX = {
        pbox: [],
        sbox: []
    }

    function F(ctx, x){
        let a = (x >> 24) & 0xFF;
        let b = (x >> 16) & 0xFF;
        let c = (x >> 8) & 0xFF;
        let d = x & 0xFF;

        let y = ctx.sbox[0][a] + ctx.sbox[1][b];
        y = y ^ ctx.sbox[2][c];
        y = y + ctx.sbox[3][d];

        return y;
    }

    function BlowFish_Encrypt(ctx, left, right){
        let Xl = left;
        let Xr = right;
        let temp;

        for(let i = 0; i < N; ++i){
            Xl = Xl ^ ctx.pbox[i];
            Xr = F(ctx, Xl) ^ Xr;

            temp = Xl;
            Xl = Xr;
            Xr = temp;
        }

        temp = Xl;
        Xl = Xr;
        Xr = temp;

        Xr = Xr ^ ctx.pbox[N];
        Xl = Xl ^ ctx.pbox[N + 1];

        return {left: Xl, right: Xr};
    }

    function BlowFish_Decrypt(ctx, left, right){
        let Xl = left;
        let Xr = right;
        let temp;

        for(let i = N + 1; i > 1; --i){
            Xl = Xl ^ ctx.pbox[i];
            Xr = F(ctx, Xl) ^ Xr;

            temp = Xl;
            Xl = Xr;
            Xr = temp;
        }

        temp = Xl;
        Xl = Xr;
        Xr = temp;

        Xr = Xr ^ ctx.pbox[1];
        Xl = Xl ^ ctx.pbox[0];

        return {left: Xl, right: Xr};
    }

    /**
     * Initialization ctx's pbox and sbox.
     *
     * @param {Object} ctx The object has pbox and sbox.
     * @param {Array} key An array of 32-bit words.
     * @param {int} keysize The length of the key.
     *
     * @example
     *
     *     BlowFishInit(BLOWFISH_CTX, key, 128/32);
     */
    function BlowFishInit(ctx, key, keysize)
    {
        for(let Row = 0; Row < 4; Row++)
        {
            ctx.sbox[Row] = [];
            for(let Col = 0; Col < 256; Col++)
            {
                ctx.sbox[Row][Col] = ORIG_S[Row][Col];
            }
        }

        let keyIndex = 0;
        for(let index = 0; index < N + 2; index++)
        {
            ctx.pbox[index] = ORIG_P[index] ^ key[keyIndex];
            keyIndex++;
            if(keyIndex >= keysize)
            {
                keyIndex = 0;
            }
        }

        let Data1 = 0;
        let Data2 = 0;
        let res = 0;
        for(let i = 0; i < N + 2; i += 2)
        {
            res = BlowFish_Encrypt(ctx, Data1, Data2);
            Data1 = res.left;
            Data2 = res.right;
            ctx.pbox[i] = Data1;
            ctx.pbox[i + 1] = Data2;
        }
        
        for(let i = 0; i < 4; i++)
        {
            for(let j = 0; j < 256; j += 2)
            {
                res = BlowFish_Encrypt(ctx, Data1, Data2);
                Data1 = res.left;
                Data2 = res.right;
                ctx.sbox[i][j] = Data1;
                ctx.sbox[i][j + 1] = Data2;
            }
        }

        return true;
    }

    /**
     * Blowfish block cipher algorithm.
     */
    var Blowfish = C_algo.Blowfish = BlockCipher.extend({
        _doReset: function () {
            // Skip reset of nRounds has been set before and key did not change
            if (this._keyPriorReset === this._key) {
                return;
            }

            // Shortcuts
            var key = this._keyPriorReset = this._key;
            var keyWords = key.words;
            var keySize = key.sigBytes / 4;

            //Initialization pbox and sbox
            BlowFishInit(BLOWFISH_CTX, keyWords, keySize);
        },

        encryptBlock: function (M, offset) {
            var res = BlowFish_Encrypt(BLOWFISH_CTX, M[offset], M[offset + 1]);
            M[offset] = res.left;
            M[offset + 1] = res.right;
        },

        decryptBlock: function (M, offset) {
            var res = BlowFish_Decrypt(BLOWFISH_CTX, M[offset], M[offset + 1]);
            M[offset] = res.left;
            M[offset + 1] = res.right;
        },

        blockSize: 64/32,

        keySize: 128/32,

        ivSize: 64/32
    });

    /**
     * Shortcut functions to the cipher's object interface.
     *
     * @example
     *
     *     var ciphertext = CryptoJS.Blowfish.encrypt(message, key, cfg);
     *     var plaintext  = CryptoJS.Blowfish.decrypt(ciphertext, key, cfg);
     */
    C.Blowfish = BlockCipher._createHelper(Blowfish);
}());
// -------------------------------------------------------

// Example using KDF
var ciphertext = CryptoJS.Blowfish.encrypt("The quick brown fox jumps over the lazy dog", "Secret Passphrase");
console.log("CBC, using KDF:\nCiphertext: " + ciphertext.toString());
var decrypted = CryptoJS.Blowfish.decrypt(ciphertext, "Secret Passphrase");
console.log("Decrypted: " + decrypted.toString(CryptoJS.enc.Utf8));

// Example using key and iv (CBC, PKCS#7 padding)
var key = CryptoJS.enc.Utf8.parse("0123456789012345");
var iv = CryptoJS.enc.Utf8.parse("76543210");
var ciphertext = CryptoJS.Blowfish.encrypt("The quick brown fox jumps over the lazy dog", key, {iv: iv});
console.log("\nCBC, using key:\nCiphertext: " + ciphertext.toString());
var decrypted = CryptoJS.Blowfish.decrypt(ciphertext, key, {iv: iv});
console.log("Decrypted: " + decrypted.toString(CryptoJS.enc.Utf8));

// Example using key and iv (CFB, no padding)
var key = CryptoJS.enc.Utf8.parse("0123456789012345");
var iv = CryptoJS.enc.Utf8.parse("76543210");
var ciphertext = CryptoJS.Blowfish.encrypt("The quick brown fox jumps over the lazy dog", key, {iv: iv, mode: CryptoJS.mode.CFB, padding: CryptoJS.pad.NoPadding });
console.log("\nCFB, using key:\nCiphertext: " + ciphertext.toString());
var decrypted = CryptoJS.Blowfish.decrypt(ciphertext, key, {iv: iv, mode: CryptoJS.mode.CFB, padding: CryptoJS.pad.NoPadding });
console.log("Decrypted: " + decrypted.toString(CryptoJS.enc.Utf8));
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