Overview
Max Total Supply
30,421,314,531.744053 USDC
Holders
2,509,472 ( 0.062%)
Market
Price
$1.00 @ 0.000287 ETH (-0.08%)
Onchain Market Cap
$30,421,314,531.74
Circulating Supply Market Cap
$43,268,467,278.00
Other Info
Token Contract (WITH 6 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Azbit | BTC-USDC | $1.00 0.0002876 Eth | $298,358,645.00 3,029.695 BTC | 0.0002% |
2 | Binance | BTC-USDC | $1.00 0.0002876 Eth | $244,688,936.00 2,484.573 BTC | 0.0001% |
3 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0002875 Eth | $193,038,962.00 974,899.185 SO11111111111111111111111111111111111111112 | 0.0565% |
4 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0002878 Eth | $127,106,004.00 641,942.925 SO11111111111111111111111111111111111111112 | 0.0372% |
5 | Binance | ETH-USDC | $0.9999 0.0002876 Eth | $123,577,596.00 35,452.857 ETH | 0.0021% |
6 | Bybit | BTC-USDC | $0.9999 0.0002876 Eth | $103,136,213.00 1,048.068 BTC | 0.0001% |
7 | DigiFinex | BTC-USDC | $1.00 0.0002876 Eth | $70,374,722.00 711.931 BTC | 0.0000% |
8 | Curve (Ethereum) | 0X73A15FED60BF67631DC6CD7BC5B6E8DA8190ACF5-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0002876 Eth | $57,193,634.00 57,175,486.513 0X73A15FED60BF67631DC6CD7BC5B6E8DA8190ACF5 | 3.3137% |
9 | Binance | SOL-USDC | $0.9999 0.0002876 Eth | $48,140,115.00 242,764.516 SOL | 0.0141% |
10 | Binance | FDUSD-USDC | $0.9996 0.0002872 Eth | $41,669,913.00 41,579,807.000 FDUSD | 2.4098% |
11 | DigiFinex | ETH-USDC | $1.00 0.0002876 Eth | $33,878,491.00 9,742.417 ETH | 0.0006% |
12 | Meteora | 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9993 0.0002876 Eth | $31,818,538.00 871,107,385.198 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV | 50.4863% |
13 | Velodrome SlipStream | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X4200000000000000000000000000000000000006 | $0.9998 0.0002875 Eth | $31,182,893.00 31,257,746.356 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 1.8116% |
14 | WhiteBIT | BTC-USDC | $1.00 0.0002875 Eth | $21,809,774.00 220.302 BTC | 0.0000% |
15 | Orca | 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0002875 Eth | $21,072,538.00 4,953,325.960 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4 | 0.2871% |
16 | LBank | ETH-USDC | $0.9998 0.0002873 Eth | $19,041,583.00 5,480.078 ETH | 0.0003% |
17 | Azbit | ETH-USDC | $1.00 0.0002876 Eth | $18,436,866.00 5,288.103 ETH | 0.0003% |
18 | Binance | DOGE-USDC | $0.9999 0.0002877 Eth | $17,176,565.00 51,563,860.000 DOGE | 2.9885% |
19 | Hotcoin | BTC-USDC | $0.9992 0.0002876 Eth | $16,099,058.00 163.081 BTC | 0.0000% |
20 | XT.COM | ETH-USDC | $0.9998 0.0002875 Eth | $15,440,068.00 4,430.349 ETH | 0.0003% |
21 | LFJ V2.1 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002876 Eth | $14,536,648.00 356,851.442 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0207% |
22 | Binance | ADA-USDC | $0.9999 0.0002876 Eth | $13,934,708.00 15,152,614.600 ADA | 0.8782% |
23 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0002875 Eth | $13,764,419.00 69,500.236 SO11111111111111111111111111111111111111112 | 0.0040% |
24 | Uniswap V3 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002876 Eth | $12,572,720.00 308,046.805 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0179% |
25 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9993 0.0002876 Eth | $11,701,385.00 59,111.145 SO11111111111111111111111111111111111111112 | 0.0034% |
26 | Hotcoin | ETH-USDC | $0.9999 0.0002878 Eth | $9,160,691.00 2,634.514 ETH | 0.0002% |
27 | KuCoin | BTC-USDC | $1.00 0.0002876 Eth | $8,642,249.00 87.426 BTC | 0.0000% |
28 | Camelot V3 | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8 | $0.9991 0.0002875 Eth | $8,342,707.00 8,350,656.508 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.4840% |
29 | LFJ V2.2 (Avalanche) | 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002876 Eth | $8,324,979.00 8,331,215.247 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7 | 0.4828% |
30 | Meteora | 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9993 0.0002876 Eth | $8,256,048.00 225,813,687.223 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV | 13.0873% |
31 | PancakeSwap V3 (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0002878 Eth | $8,062,835.00 20,093,967.336 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 1.1646% |
32 | Deribit Spot | BTC-USDC | $0.999 0.0002875 Eth | $8,006,360.00 81.457 BTC | 0.0000% |
33 | Meteora | 3NZ9JMVBMGAQOCYBIC2C7LQCJSCMGSAZ6VQQTDZCQMJH-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9993 0.0002876 Eth | $6,147,241.00 62.687 3NZ9JMVBMGAQOCYBIC2C7LQCJSCMGSAZ6VQQTDZCQMJH | 0.0000% |
34 | Uniswap V3 (Celo) | 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C-0X471ECE3750DA237F93B8E339C536989B8978A438 | $0.9996 0.0002876 Eth | $5,658,448.00 5,695,794.721 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C | 0.3301% |
35 | KuCoin | ETH-USDC | $1.00 0.0002876 Eth | $5,628,353.00 1,619.395 ETH | 0.0001% |
36 | Curve (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0002877 Eth | $5,533,447.00 13,891,084.119 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 0.8051% |
37 | LFJ V2.2 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002876 Eth | $5,448,279.00 133,598.542 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0077% |
38 | Orca | 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0002875 Eth | $5,267,071.00 5,269,245.197 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO | 0.3054% |
39 | Orca | 7VFCXTUXX5WJV5JADK17DUJ4KSGAU7UTNKJ4B963VOXS-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0002875 Eth | $5,178,543.00 1,487.815 7VFCXTUXX5WJV5JADK17DUJ4KSGAU7UTNKJ4B963VOXS | 0.0001% |
40 | Azbit | SOL-USDC | $1.00 0.0002876 Eth | $5,107,837.00 25,757.373 SOL | 0.0015% |
41 | HTX | BTC-USDC | $1.00 0.0002876 Eth | $5,056,484.00 51.389 BTC | 0.0000% |
42 | Binance | HBAR-USDC | $0.9998 0.0002877 Eth | $4,863,722.00 15,318,768.000 HBAR | 0.8878% |
43 | HTX | ETH-USDC | $0.9999 0.0002876 Eth | $4,769,307.00 1,370.157 ETH | 0.0001% |
44 | QMall | ETH-USDC | $1.00 0.0002875 Eth | $4,341,853.00 1,245.332 ETH | 0.0001% |
45 | Azbit | LTC-USDC | $0.9999 0.0002876 Eth | $4,330,669.00 39,923.164 LTC | 0.0023% |
46 | Deribit Spot | ETH-USDC | $0.9999 0.0002876 Eth | $4,293,076.00 1,234.425 ETH | 0.0001% |
47 | BingX | DOGE-USDC | $1.00 0.0002876 Eth | $4,232,996.00 12,704,508.000 DOGE | 0.7363% |
48 | Dex-Trade | ETH-USDC | $0.9998 0.0002878 Eth | $4,186,441.00 1,204.259 ETH | 0.0001% |
49 | Tapbit | XRP-USDC | $0.9993 0.0002876 Eth | $4,050,468.00 1,766,517.000 XRP | 0.1024% |
50 | Coinbase Exchange | EURC-USDC | $0.9992 0.0002878 Eth | $3,604,953.00 3,471,590.000 EURC | 0.2012% |
51 | BYDFi | BTC-USDC | $0.9998 0.0002882 Eth | $3,516,794.00 35.624 BTC | 0.0000% |
52 | OKX | HBAR-USDC | $0.9999 0.0002876 Eth | $3,291,587.00 10,500,861.610 HBAR | 0.6086% |
53 | Azbit | XRP-USDC | $1.00 0.0002876 Eth | $3,026,464.00 1,318,578.088 XRP | 0.0764% |
54 | BYDFi | ETH-USDC | $0.9993 0.0002878 Eth | $2,654,317.00 764.184 ETH | 0.0000% |
55 | Binance | PENGU-USDC | $0.9993 0.0002876 Eth | $2,642,263.00 72,355,170.000 PENGU | 4.1934% |
56 | WhiteBIT | XRP-USDC | $1.00 0.0002875 Eth | $2,599,601.00 1,129,127.500 XRP | 0.0654% |
57 | PointPay | BTC-USDC | $0.9998 0.0002878 Eth | $2,441,138.00 24.776 BTC | 0.0000% |
58 | Binance | TURBO-USDC | $1.00 0.0002875 Eth | $2,380,817.00 215,541,343.000 TURBO | 12.4920% |
59 | KuCoin | USDT-USDC | $1.00 0.0002876 Eth | $2,284,588.00 2,286,554.260 USDT | 0.1325% |
60 | Deribit Spot | STETH-USDC | $0.9999 0.0002877 Eth | $2,112,975.00 607.389 STETH | 0.0000% |
61 | Binance US | BTC-USDC | $1.001 0.0002884 Eth | $2,087,788.00 21.140 BTC | 0.0000% |
62 | PointPay | ETH-USDC | $0.9999 0.0002877 Eth | $2,052,224.00 588.714 ETH | 0.0000% |
63 | DeGate | ETH-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9985 0.0002876 Eth | $1,735,152.00 498.486 ETH | 0.0000% |
64 | Binance | TAO-USDC | $0.9999 0.0002876 Eth | $1,643,804.00 3,247.399 TAO | 0.0002% |
65 | Backpack Exchange | SOL-USDC | $0.9988 0.0002875 Eth | $1,486,831.00 7,521.460 SOL | 0.0004% |
66 | Deribit Spot | XRP-USDC | $0.9999 0.0002876 Eth | $1,474,434.00 642,801.000 XRP | 0.0373% |
67 | Azbit | ADA-USDC | $1.00 0.0002876 Eth | $1,380,826.00 1,501,517.660 ADA | 0.0870% |
68 | Cube | SOL-USDC | $0.9981 0.0002872 Eth | $1,307,539.00 6,609.239 SOL | 0.0004% |
69 | WhiteBIT | ADA-USDC | $1.00 0.0002875 Eth | $1,164,191.00 1,272,148.500 ADA | 0.0737% |
70 | DeGate | 0X4D1C297D39C5C1277964D0E3F8AA901493664530-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $1,030,590.00 1,377,904.500 0X4D1C297D39C5C1277964D0E3F8AA901493664530 | 0.0799% |
71 | DeGate | 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $974,670.00 255,386.645 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83 | 0.0148% |
72 | DeGate | 0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $923,522.00 174,736.305 0X808507121B80C02388FAD14726482E061B8DA827 | 0.0101% |
73 | Biconomy.com | USDT-USDC | $0.9998 0.0002878 Eth | $871,059.00 871,920.428 USDT | 0.0505% |
74 | KuCoin | XRP-USDC | $1.00 0.0002876 Eth | $822,702.00 357,396.135 XRP | 0.0207% |
75 | WEEX | AVAX-USDC | $0.9997 0.0002879 Eth | $802,864.00 19,957.144 AVAX | 0.0012% |
76 | Deribit Spot | SOL-USDC | $0.9999 0.0002876 Eth | $696,752.00 3,516.000 SOL | 0.0002% |
77 | OKX | NEAR-USDC | $0.9999 0.0002876 Eth | $575,108.00 104,192.586 NEAR | 0.0060% |
78 | BingX | UNI-USDC | $1.00 0.0002876 Eth | $454,150.00 32,182.157 UNI | 0.0019% |
79 | DeGate | 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $434,296.00 539,842.050 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1 | 0.0313% |
80 | BitMart | TUSD-USDC | $0.9993 0.0002876 Eth | $420,381.00 420,763.600 TUSD | 0.0244% |
81 | DeGate | 0X7420B4B9A0110CDC71FB720908340C03F9BC03EC-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $413,206.00 10,519,238.400 0X7420B4B9A0110CDC71FB720908340C03F9BC03EC | 0.6097% |
82 | DeGate | 0X1C88D38D04ACD3EDD9051EC587C67ABFF04BF30D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $369,766.00 67,073.199 0X1C88D38D04ACD3EDD9051EC587C67ABFF04BF30D | 0.0039% |
83 | DeGate | 0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $303,409.00 12,214.336 0X514910771AF9CA656AF840DFF83E8264ECF986CA | 0.0007% |
84 | DeGate | 0X7A58C0BE72BE218B41C608B7FE7C5BB630736C71-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $248,369.00 5,429,662.800 0X7A58C0BE72BE218B41C608B7FE7C5BB630736C71 | 0.3147% |
85 | DeGate | 0XC18360217D8F7AB5E7C516566761EA12CE7F9D72-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $224,507.00 6,169.572 0XC18360217D8F7AB5E7C516566761EA12CE7F9D72 | 0.0004% |
86 | DeGate | 0X84074EA631DEC7A4EDCD5303D164D5DEA4C653D6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $220,545.00 48,530.325 0X84074EA631DEC7A4EDCD5303D164D5DEA4C653D6 | 0.0028% |
87 | DeGate | 0X3845BADADE8E6DFF049820680D1F14BD3903A5D0-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $218,748.00 353,856.090 0X3845BADADE8E6DFF049820680D1F14BD3903A5D0 | 0.0205% |
88 | DeGate | 0X6985884C4392D348587B19CB9EAAF157F13271CD-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $217,636.00 35,769.808 0X6985884C4392D348587B19CB9EAAF157F13271CD | 0.0021% |
89 | DeGate | 0X4E15361FD6B4BB609FA63C81A2BE19D873717870-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $216,738.00 219,738.982 0X4E15361FD6B4BB609FA63C81A2BE19D873717870 | 0.0127% |
90 | Solidly V3 (Base) | 0X4200000000000000000000000000000000000006-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $0.9983 0.0002871 Eth | $211,180.00 60.727 0X4200000000000000000000000000000000000006 | 0.0000% |
91 | tanX | USDT-USDC | $0.9992 0.0002878 Eth | $198,876.00 199,201.000 USDT | 0.0115% |
92 | DeGate | 0X3432B6A60D23CA0DFCA7761B7AB56459D9C964D0-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $197,723.00 48,172.475 0X3432B6A60D23CA0DFCA7761B7AB56459D9C964D0 | 0.0028% |
93 | DeGate | 0X8687A10BCA6F139B25EB31020FCABB5782214764-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $168,121.00 186,554.250 0X8687A10BCA6F139B25EB31020FCABB5782214764 | 0.0108% |
94 | DeGate | 0X467719AD09025FCC6CF6F8311755809D45A5E5F3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002877 Eth | $160,389.00 197,504.190 0X467719AD09025FCC6CF6F8311755809D45A5E5F3 | 0.0114% |
95 | DeGate | 0XCA14007EFF0DB1F8135F4C25B34DE49AB0D42766-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $157,073.00 313,851.700 0XCA14007EFF0DB1F8135F4C25B34DE49AB0D42766 | 0.0182% |
96 | DeGate | 0X0F5D2FB29FB7D3CFEE444A200298F468908CC942-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $137,907.00 258,975.120 0X0F5D2FB29FB7D3CFEE444A200298F468908CC942 | 0.0150% |
97 | DeGate | 0XE41D2489571D322189246DAFA5EBDE1F4699F498-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $125,772.00 240,658.370 0XE41D2489571D322189246DAFA5EBDE1F4699F498 | 0.0139% |
98 | DeGate | 0X3294395E62F4EB6AF3F1FCF89F5602D90FB3EF69-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $101,741.00 143,021.186 0X3294395E62F4EB6AF3F1FCF89F5602D90FB3EF69 | 0.0083% |
99 | DeGate | 0X0BC529C00C6401AEF6D220BE8C6EA1667F6AD93E-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0002876 Eth | $93,165.00 10.120 0X0BC529C00C6401AEF6D220BE8C6EA1667F6AD93E | 0.0000% |
100 | Uniswap V3 (Base) | 0X2AE3F1EC7F1F5012CFEAB0185BFC7AA3CF0DEC22-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $1.00 0.0002876 Eth | $88,452.00 23.415 0X2AE3F1EC7F1F5012CFEAB0185BFC7AA3CF0DEC22 | 0.0000% |
Contract Name:
FiatTokenProxy
Compiler Version
v0.4.24+commit.e67f0147
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion, Audited
Contract Source Code (Solidity)Audit Report
/** *Submitted for verification at Etherscan.io on 2018-08-03 */ pragma solidity ^0.4.24; // File: zos-lib/contracts/upgradeability/Proxy.sol /** * @title Proxy * @dev Implements delegation of calls to other contracts, with proper * forwarding of return values and bubbling of failures. * It defines a fallback function that delegates all calls to the address * returned by the abstract _implementation() internal function. */ contract Proxy { /** * @dev Fallback function. * Implemented entirely in `_fallback`. */ function () payable external { _fallback(); } /** * @return The Address of the implementation. */ function _implementation() internal view returns (address); /** * @dev Delegates execution to an implementation contract. * This is a low level function that doesn't return to its internal call site. * It will return to the external caller whatever the implementation returns. * @param implementation Address to delegate. */ function _delegate(address implementation) internal { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize) } default { return(0, returndatasize) } } } /** * @dev Function that is run as the first thing in the fallback function. * Can be redefined in derived contracts to add functionality. * Redefinitions must call super._willFallback(). */ function _willFallback() internal { } /** * @dev fallback implementation. * Extracted to enable manual triggering. */ function _fallback() internal { _willFallback(); _delegate(_implementation()); } } // File: openzeppelin-solidity/contracts/AddressUtils.sol /** * Utility library of inline functions on addresses */ library AddressUtils { /** * Returns whether the target address is a contract * @dev This function will return false if invoked during the constructor of a contract, * as the code is not actually created until after the constructor finishes. * @param addr address to check * @return whether the target address is a contract */ function isContract(address addr) internal view returns (bool) { uint256 size; // XXX Currently there is no better way to check if there is a contract in an address // than to check the size of the code at that address. // See https://ethereum.stackexchange.com/a/14016/36603 // for more details about how this works. // TODO Check this again before the Serenity release, because all addresses will be // contracts then. // solium-disable-next-line security/no-inline-assembly assembly { size := extcodesize(addr) } return size > 0; } } // File: zos-lib/contracts/upgradeability/UpgradeabilityProxy.sol /** * @title UpgradeabilityProxy * @dev This contract implements a proxy that allows to change the * implementation address to which it will delegate. * Such a change is called an implementation upgrade. */ contract UpgradeabilityProxy is Proxy { /** * @dev Emitted when the implementation is upgraded. * @param implementation Address of the new implementation. */ event Upgraded(address implementation); /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "org.zeppelinos.proxy.implementation", and is * validated in the constructor. */ bytes32 private constant IMPLEMENTATION_SLOT = 0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3; /** * @dev Contract constructor. * @param _implementation Address of the initial implementation. */ constructor(address _implementation) public { assert(IMPLEMENTATION_SLOT == keccak256("org.zeppelinos.proxy.implementation")); _setImplementation(_implementation); } /** * @dev Returns the current implementation. * @return Address of the current implementation */ function _implementation() internal view returns (address impl) { bytes32 slot = IMPLEMENTATION_SLOT; assembly { impl := sload(slot) } } /** * @dev Upgrades the proxy to a new implementation. * @param newImplementation Address of the new implementation. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Sets the implementation address of the proxy. * @param newImplementation Address of the new implementation. */ function _setImplementation(address newImplementation) private { require(AddressUtils.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address"); bytes32 slot = IMPLEMENTATION_SLOT; assembly { sstore(slot, newImplementation) } } } // File: zos-lib/contracts/upgradeability/AdminUpgradeabilityProxy.sol /** * @title AdminUpgradeabilityProxy * @dev This contract combines an upgradeability proxy with an authorization * mechanism for administrative tasks. * All external functions in this contract must be guarded by the * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity * feature proposal that would enable this to be done automatically. */ contract AdminUpgradeabilityProxy is UpgradeabilityProxy { /** * @dev Emitted when the administration has been transferred. * @param previousAdmin Address of the previous admin. * @param newAdmin Address of the new admin. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "org.zeppelinos.proxy.admin", and is * validated in the constructor. */ bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b; /** * @dev Modifier to check whether the `msg.sender` is the admin. * If it is, it will run the function. Otherwise, it will delegate the call * to the implementation. */ modifier ifAdmin() { if (msg.sender == _admin()) { _; } else { _fallback(); } } /** * Contract constructor. * It sets the `msg.sender` as the proxy administrator. * @param _implementation address of the initial implementation. */ constructor(address _implementation) UpgradeabilityProxy(_implementation) public { assert(ADMIN_SLOT == keccak256("org.zeppelinos.proxy.admin")); _setAdmin(msg.sender); } /** * @return The address of the proxy admin. */ function admin() external view ifAdmin returns (address) { return _admin(); } /** * @return The address of the implementation. */ function implementation() external view ifAdmin returns (address) { return _implementation(); } /** * @dev Changes the admin of the proxy. * Only the current admin can call this function. * @param newAdmin Address to transfer proxy administration to. */ function changeAdmin(address newAdmin) external ifAdmin { require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address"); emit AdminChanged(_admin(), newAdmin); _setAdmin(newAdmin); } /** * @dev Upgrade the backing implementation of the proxy. * Only the admin can call this function. * @param newImplementation Address of the new implementation. */ function upgradeTo(address newImplementation) external ifAdmin { _upgradeTo(newImplementation); } /** * @dev Upgrade the backing implementation of the proxy and call a function * on the new implementation. * This is useful to initialize the proxied contract. * @param newImplementation Address of the new implementation. * @param data Data to send as msg.data in the low level call. * It should include the signature and the parameters of the function to be * called, as described in * https://solidity.readthedocs.io/en/develop/abi-spec.html#function-selector-and-argument-encoding. */ function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin { _upgradeTo(newImplementation); require(address(this).call.value(msg.value)(data)); } /** * @return The admin slot. */ function _admin() internal view returns (address adm) { bytes32 slot = ADMIN_SLOT; assembly { adm := sload(slot) } } /** * @dev Sets the address of the proxy admin. * @param newAdmin Address of the new proxy admin. */ function _setAdmin(address newAdmin) internal { bytes32 slot = ADMIN_SLOT; assembly { sstore(slot, newAdmin) } } /** * @dev Only fall back when the sender is not the admin. */ function _willFallback() internal { require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin"); super._willFallback(); } } // File: contracts/FiatTokenProxy.sol /** * Copyright CENTRE SECZ 2018 * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is furnished to * do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ pragma solidity ^0.4.24; /** * @title FiatTokenProxy * @dev This contract proxies FiatToken calls and enables FiatToken upgrades */ contract FiatTokenProxy is AdminUpgradeabilityProxy { constructor(address _implementation) public AdminUpgradeabilityProxy(_implementation) { } }
Contract Security Audit
- Callisto Network - Apr 7th, 2023 - Security Audit Report
[{"constant":false,"inputs":[{"name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newImplementation","type":"address"},{"name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_implementation","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"previousAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"implementation","type":"address"}],"name":"Upgraded","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
-----Decoded View---------------
Arg [0] : _implementation (address): 0x0882477e7895bdC5cea7cB1552ed914aB157Fe56
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
Swarm Source
bzzr://a4a547cfc7202c5acaaae74d428e988bc62ad5024eb0165532d3a8f91db4ed24
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