ETH Price: $3,324.45 (+1.55%)
 

Overview

Max Total Supply

34,146,652,268.932749 USDC

Holders

2,612,232 (0.00%)

Market

Price

$1.00 @ 0.000301 ETH (+0.01%)

Onchain Market Cap

$34,146,652,268.93

Circulating Supply Market Cap

$52,183,164,979.00

Other Info

Token Contract (WITH 6 Decimals)

Balance
0 USDC

Value
$0.00
0x9926ba517a9003df0f76226d83e6c7e37fa9dc1b
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OVERVIEW

USDC is a US dollar-backed stablecoin issued by Circle. USDC is designed to provide a faster, safer, and more efficient way to send, spend, and exchange money around the world.

Market

Volume (24H):$7,041,187,868.00
Market Capitalization:$52,183,164,979.00
Circulating Supply:52,181,611,056.00 USDC
Market Data Source: Coinmarketcap

# Exchange Pair Price  24H Volume % Volume
1
Bybit
USDC-USDT$1.00
0.0003006 Eth
$734,571,068.00
734,565,984.590 USDC
67.1392%
2
Uniswap V3 (Ethereum)
0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.00
0.0003006 Eth
$216,281,253.00
65,305.093 0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2
0.0060%
3
Binance
BTC-USDC$1.00
0.0003006 Eth
$146,885,984.00
1,402.970 BTC
0.0001%
4
Azbit
BTC-USDC$1.00
0.0003012 Eth
$137,402,456.00
1,312.319 BTC
0.0001%
5
Meteora
6P6XGHYF7AEE6TZKSMFSKO444WQOP15ICUSQI2JFGIPN-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$1.00
0.0003009 Eth
$126,994,223.00
4,504,388.909 6P6XGHYF7AEE6TZKSMFSKO444WQOP15ICUSQI2JFGIPN
0.4117%
6
WEEX
BTC-USDC$0.9999
0.0003006 Eth
$118,546,209.00
1,132.363 BTC
0.0001%
7
Binance
ETH-USDC$1.00
0.0003010 Eth
$90,702,219.00
27,390.632 ETH
0.0025%
8
Binance
TRUMP-USDC$1.00
0.0003016 Eth
$70,564,237.00
2,501,933.880 TRUMP
0.2287%
9
Orca
27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$1.00
0.0003006 Eth
$70,127,747.00
14,445,152.815 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4
1.3203%
10
Hotcoin
BTC-USDC$0.9995
0.0003008 Eth
$68,583,114.00
655.484 BTC
0.0001%
11
Meteora
SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$1.00
0.0003009 Eth
$55,734,816.00
219,403.858 SO11111111111111111111111111111111111111112
0.0201%
12
Meteora
FUAFBO2JGKS6GB4Z4LFZKQSZGZNUCISEHQNNEBARXM1P-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$1.00
0.0003009 Eth
$47,358,682.00
17,944,159.075 FUAFBO2JGKS6GB4Z4LFZKQSZGZNUCISEHQNNEBARXM1P
1.6401%
13
DigiFinex
BTC-USDC$0.9999
0.0003006 Eth
$42,258,952.00
403.629 BTC
0.0000%
14
OKX
BTC-USDC$1.00
0.0003006 Eth
$40,391,289.00
385.734 BTC
0.0000%
15
Biconomy.com
ETH-USDC$1.00
0.0003012 Eth
$32,303,982.00
9,754.284 ETH
0.0009%
16
PancakeSwap V3 (Base)
0X4200000000000000000000000000000000000006-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913$1.00
0.0003007 Eth
$30,571,602.00
9,213.226 0X4200000000000000000000000000000000000006
0.0008%
17
Orca
6AJCP7WULWMRYLBNBI825WGGUAPSWZPBEHCHNDPRPUMP-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$0.9999
0.0003006 Eth
$29,492,355.00
94,642,556.178 6AJCP7WULWMRYLBNBI825WGGUAPSWZPBEHCHNDPRPUMP
8.6503%
18
Bitget
ETH-USDC$1.00
0.0003006 Eth
$29,488,934.00
8,909.230 ETH
0.0008%
19
LBank
BTC-USDC$1.00
0.0003009 Eth
$29,379,775.00
280.606 BTC
0.0000%
20
Orca
6P6XGHYF7AEE6TZKSMFSKO444WQOP15ICUSQI2JFGIPN-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$0.9999
0.0003006 Eth
$28,764,540.00
1,012,511.218 6P6XGHYF7AEE6TZKSMFSKO444WQOP15ICUSQI2JFGIPN
0.0925%
21
FameEX
USDC-USDT$1.00
0.0003015 Eth
$27,107,574.00
27,109,543.300 USDC
2.4778%
22
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$0.9998
0.0003007 Eth
$25,635,157.00
25,635,777.545 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
2.3431%
23
Cube
BTC-USDC$1.00
0.0003009 Eth
$25,447,532.00
243.115 BTC
0.0000%
24
DigiFinex
ETH-USDC$0.9999
0.0003006 Eth
$25,053,823.00
7,536.675 ETH
0.0007%
25
Bitget
BTC-USDC$1.00
0.0003006 Eth
$24,672,465.00
235.661 BTC
0.0000%
26
Dexalot
ETH-USDC$1.00
0.0003011 Eth
$23,601,076.00
7,119.460 ETH
0.0007%
27
Curve (Ethereum)
0X4C9EDD5852CD905F086C759E8383E09BFF1E68B3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.00
0.0003006 Eth
$21,541,362.00
21,520,532.790 0X4C9EDD5852CD905F086C759E8383E09BFF1E68B3
1.9670%
28
OKX
ETH-USDC$1.00
0.0003006 Eth
$21,270,559.00
6,416.209 ETH
0.0006%
29
Uniswap V3 (Ethereum)
0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.003
0.0003016 Eth
$15,786,052.00
150.501 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599
0.0000%
30
Meteora
27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V$1.00
0.0003006 Eth
$15,623,081.00
3,212,109.205 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4
0.2936%
31
Binance
DOGE-USDC$1.00
0.0003016 Eth
$14,991,159.00
42,454,807.000 DOGE
3.8804%
32
LBank
ETH-USDC$1.00
0.0003009 Eth
$14,955,348.00
4,495.097 ETH
0.0004%
33
Dexalot
WBTC-USDC$1.00
0.0003016 Eth
$14,396,320.00
137.839 WBTC
0.0000%
34
Uniswap V3 (Ethereum)
0X57E114B691DB790C35207B2E685D4A43181E6061-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$1.001
0.0003018 Eth
$14,379,610.00
16,846,494.727 0X57E114B691DB790C35207B2E685D4A43181E6061
1.5398%
35
Binance
SUI-USDC$1.00
0.0003013 Eth
$14,330,286.00
3,440,739.600 SUI
0.3145%
36
LATOKEN
USDC-USDT$1.001
0.0003009 Eth
$14,057,855.00
14,050,376.848 USDC
1.2842%
37
OKX
SOL-USDC$1.00
0.0003006 Eth
$10,641,160.00
42,189.466 SOL
0.0039%
38
Binance
ADA-USDC$1.00
0.0003015 Eth
$10,133,949.00
10,340,390.600 ADA
0.9451%
39
Azbit
ETH-USDC$1.00
0.0003006 Eth
$8,896,566.00
2,686.490 ETH
0.0002%
40
Azbit
SOL-USDC$1.00
0.0003006 Eth
$8,885,731.00
35,089.517 SOL
0.0032%
41
Hotcoin
ETH-USDC$1.00
0.0003010 Eth
$8,285,633.00
2,491.751 ETH
0.0002%
42
XT.COM
ETH-USDC$1.00
0.0003015 Eth
$8,135,337.00
2,457.353 ETH
0.0002%
43
HTX
BTC-USDC$1.00
0.0003006 Eth
$6,182,185.00
59.041 BTC
0.0000%
44
Coinbase Exchange
EURC-USDC$1.00
0.0003006 Eth
$6,059,100.00
5,779,207.000 EURC
0.5282%
45
HTX
ETH-USDC$1.00
0.0003006 Eth
$5,871,959.00
1,772.533 ETH
0.0002%
46
Dexalot
USDT-USDC$1.00
0.0003011 Eth
$5,024,898.00
5,025,783.786 USDT
0.4594%
47
Kraken
TRUMP-USDC$1.00
0.0003006 Eth
$4,852,771.00
160,536.783 TRUMP
0.0147%
48
KuCoin
BTC-USDC$1.00
0.0003006 Eth
$4,811,969.00
45.943 BTC
0.0000%
49
Slex
ETH-USDC$1.00
0.0003006 Eth
$4,457,083.00
1,345.780 ETH
0.0001%
50
KuCoin
ETH-USDC$1.00
0.0003006 Eth
$4,018,774.00
1,207.956 ETH
0.0001%
51
OKX
LTC-USDC$1.00
0.0003006 Eth
$3,977,556.00
31,893.377 LTC
0.0029%
52
Deribit Spot
SOL-USDC$1.00
0.0003010 Eth
$3,764,920.00
14,919.500 SOL
0.0014%
53
OKX
USDT-USDC$1.00
0.0003006 Eth
$3,758,549.00
3,758,323.179 USDT
0.3435%
54
Azbit
XRP-USDC$1.00
0.0003012 Eth
$3,332,453.00
1,068,944.076 XRP
0.0977%
55
BingX
DOGE-USDC$1.00
0.0003006 Eth
$3,315,402.00
9,401,865.631 DOGE
0.8593%
56
Binance
TAO-USDC$1.00
0.0003012 Eth
$3,181,354.00
8,153.845 TAO
0.0007%
57
WhiteBIT
BTC-USDC$1.00
0.0003010 Eth
$3,085,362.00
29.489 BTC
0.0000%
58
Dex-Trade
ETH-USDC$1.00
0.0003008 Eth
$3,083,292.00
926.348 ETH
0.0001%
59
WhiteBIT
EURI-USDC$1.00
0.0003006 Eth
$2,886,344.00
2,754,631.200 EURI
0.2518%
60
Phemex
USDC-USDT$1.00
0.0003011 Eth
$2,841,225.00
2,840,786.320 USDC
0.2596%
61
KuCoin
USDT-USDC$1.00
0.0003006 Eth
$2,792,525.00
2,792,138.380 USDT
0.2552%
62
Backpack Exchange
SOL-USDC$1.00
0.0003016 Eth
$2,603,044.00
10,287.290 SOL
0.0009%
63
Binance
WIF-USDC$1.00
0.0003006 Eth
$2,440,001.00
1,898,946.620 WIF
0.1736%
64
Deribit Spot
XRP-USDC$1.00
0.0003010 Eth
$2,406,326.00
772,540.000 XRP
0.0706%
65
Binance
ENA-USDC$1.00
0.0003015 Eth
$2,406,106.00
2,815,721.880 ENA
0.2574%
66
BYDFi
BTC-USDC$1.00
0.0003009 Eth
$2,152,389.00
20.557 BTC
0.0000%
67
BYDFi
ETH-USDC$1.00
0.0003006 Eth
$2,039,260.00
613.192 ETH
0.0001%
68
Deribit Spot
BTC-USDC$1.00
0.0003010 Eth
$2,004,244.00
19.147 BTC
0.0000%
69
KuCoin
SOL-USDC$1.00
0.0003006 Eth
$2,003,734.00
7,798.998 SOL
0.0007%
70
Binance
CRV-USDC$1.00
0.0003006 Eth
$2,000,238.00
2,470,827.000 CRV
0.2258%
71
LBank
FIL-USDC$1.00
0.0003009 Eth
$1,982,048.00
395,224.482 FIL
0.0361%
72
OrangeX
USDC-USDT$1.00
0.0003010 Eth
$1,921,025.00
1,921,081.000 USDC
0.1756%
73
WhiteBIT
DOGE-USDC$1.00
0.0003012 Eth
$1,822,021.00
5,132,549.600 DOGE
0.4691%
74
KuCoin
XRP-USDC$1.00
0.0003006 Eth
$1,772,925.00
567,538.908 XRP
0.0519%
75
Azbit
LTC-USDC$1.00
0.0003010 Eth
$1,717,253.00
13,854.485 LTC
0.0013%
76
Deribit Spot
ETH-USDC$1.00
0.0003010 Eth
$1,659,136.00
500.993 ETH
0.0000%
77
Bybit
AVAX-USDC$1.00
0.0003006 Eth
$1,517,673.00
42,032.848 AVAX
0.0038%
78
XT.COM
BTC-USDC$0.9999
0.0003015 Eth
$1,496,413.00
14.294 BTC
0.0000%
79
Backpack Exchange
BTC-USDC$0.9994
0.0003009 Eth
$1,285,795.00
12.292 BTC
0.0000%
80
Binance
BCH-USDC$1.00
0.0003006 Eth
$1,194,667.00
2,696.978 BCH
0.0002%
81
PointPay
ETH-USDC$1.00
0.0003009 Eth
$1,145,820.00
345.425 ETH
0.0000%
82
OKX
DOGE-USDC$1.00
0.0003006 Eth
$1,100,624.00
3,111,742.420 DOGE
0.2844%
83
Bybit
TON-USDC$1.00
0.0003006 Eth
$1,027,466.00
203,519.580 TON
0.0186%
84
WhiteBIT
WBT-USDC$1.00
0.0003008 Eth
$1,004,979.00
35,423.549 WBT
0.0032%
85
Azbit
ADA-USDC$1.00
0.0003015 Eth
$999,805.00
1,020,273.260 ADA
0.0933%
86
PointPay
BTC-USDC$1.00
0.0003010 Eth
$876,069.00
8.363 BTC
0.0000%
87
Binance
PENDLE-USDC$1.00
0.0003010 Eth
$865,921.00
235,092.200 PENDLE
0.0215%
88
Solidly V3 (Optimism)
0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X7F5C764CBC14F9669B88837CA1490CCA17C31607$1.00
0.0003006 Eth
$854,776.00
854,453.014 0X0B2C639C533813F4AA9D7837CAF62653D097FF85
0.0781%
89
PointPay
SOL-USDC$1.00
0.0003006 Eth
$794,412.00
3,123.024 SOL
0.0003%
90
OKX
LINK-USDC$1.00
0.0003006 Eth
$727,248.00
28,997.047 LINK
0.0027%
91
DeGate
0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9984
0.0003003 Eth
$713,833.00
255,747.595 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83
0.0234%
92
VALR
USDT-USDC$1.00
0.0003016 Eth
$674,257.00
674,159.780 USDT
0.0616%
93
Tokpie
DAI-USDC$1.00
0.0003016 Eth
$641,432.00
641,362.280 DAI
0.0586%
94
OKX
ADA-USDC$1.00
0.0003006 Eth
$549,958.00
561,140.173 ADA
0.0513%
95
WEEX
AVAX-USDC$0.9999
0.0003006 Eth
$537,205.00
14,872.740 AVAX
0.0014%
96
DeGate
0X57E114B691DB790C35207B2E685D4A43181E6061-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9969
0.0002997 Eth
$534,937.00
628,827.890 0X57E114B691DB790C35207B2E685D4A43181E6061
0.0575%
97
QMall
USDC-USDT$1.00
0.0003010 Eth
$526,653.00
526,655.000 USDC
0.0481%
98
DeGate
0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9984
0.0003003 Eth
$480,610.00
130,513.734 0X808507121B80C02388FAD14726482E061B8DA827
0.0119%
99
DeGate
0X8687A10BCA6F139B25EB31020FCABB5782214764-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9984
0.0003003 Eth
$348,073.00
375,406.390 0X8687A10BCA6F139B25EB31020FCABB5782214764
0.0343%
100
DeGate
0XD533A949740BB3306D119CC777FA900BA034CD52-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$0.9984
0.0003003 Eth
$334,991.00
414,033.197 0XD533A949740BB3306D119CC777FA900BA034CD52
0.0378%

Contract Source Code Verified (Exact Match)

Contract Name:
FiatTokenProxy

Compiler Version
v0.4.24+commit.e67f0147

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, Audited
/**
 *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

Contract ABI

[{"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"}]

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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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