ETH Price: $2,748.20 (+9.21%)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

732,010 ( 0.023%)

Market

Price

$20.76 @ 0.007554 ETH (+21.06%)

Onchain Market Cap

$20,760,000,000.00

Circulating Supply Market Cap

$13,246,557,456.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
15.152765426060930744 LINK

Value
$314.57 ( ~0.114464117249622 Eth) [0.0000%]
0xccd77df792136e1486104c4e4f849cfa088854b6
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OVERVIEW

A blockchain-based middleware, acting as a bridge between cryptocurrency smart contracts, data feeds, APIs and traditional bank account payments.

Profitability / Loss

Since Initial Offer Price
:$0.11 18772.73% |ETH 0.0003846 1864.12%

Market

Volume (24H):$2,410,367,408.00
Market Capitalization:$13,246,557,456.00
Circulating Supply:638,099,970.00 LINK
Market Data Source: Coinmarketcap

ICO Information

ICO Start Date : Sep 19, 2017   
Total Cap : $32,000,000
ICO Price  : $0.11 | 0.0003846 ETH
Country : USA

# Exchange Pair Price  24H Volume % Volume
1
Binance
LINK-USDT$20.76
0.0074093 Eth
$388,790,302.00
19,567,490.770 LINK
23.5683%
2
Coinbase Exchange
LINK-USD$20.33
0.0073032 Eth
$115,286,536.00
5,671,317.190 LINK
6.8309%
3
Bybit
LINK-USDT$20.38
0.0073701 Eth
$104,567,803.00
5,247,881.961 LINK
6.3209%
4
Upbit
LINK-KRW$21.59
0.0078077 Eth
$81,564,564.00
3,778,576.470 LINK
4.5512%
5
Ourbit
LINK-USDT$20.41
0.0073706 Eth
$66,779,479.00
3,361,620.470 LINK
4.0489%
6
P2B
LINK-USDT$20.90
0.0074091 Eth
$64,860,036.00
3,103,779.510 LINK
3.7384%
7
Gate.io
LINK-USDT$20.31
0.0073502 Eth
$57,701,890.00
2,914,177.580 LINK
3.5100%
8
DigiFinex
LINK-USDT$20.29
0.0073390 Eth
$49,315,250.00
2,430,501.480 LINK
2.9274%
9
OKX
LINK-USDT$20.32
0.0073553 Eth
$46,824,518.00
2,361,063.633 LINK
2.8438%
10
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$20.71
0.0074211 Eth
$45,734,669.00
2,183,735.074 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.6302%
11
MEXC
LINK-USDT$20.42
0.0073739 Eth
$42,633,512.00
2,087,819.830 LINK
2.5147%
12
FameEX
LINK-USDT$20.72
0.0073935 Eth
$38,646,667.00
1,944,061.497 LINK
2.3416%
13
XT.COM
LINK-USDT$20.59
0.0073584 Eth
$38,574,653.00
1,939,375.670 LINK
2.3359%
14
Binance
LINK-USDC$20.59
0.0073563 Eth
$32,750,771.00
1,655,616.470 LINK
1.9941%
15
HTX
LINK-USDT$20.30
0.0073434 Eth
$30,332,728.00
1,517,705.351 LINK
1.8280%
16
Bitunix
LINK-USDT$20.45
0.0073292 Eth
$30,304,005.00
1,481,895.250 LINK
1.7849%
17
Coinstore
LINK-USDT$20.49
0.0073594 Eth
$28,573,558.00
1,438,333.780 LINK
1.7324%
18
BYDFi
LINK-USDT$20.30
0.0073418 Eth
$22,155,149.00
1,091,502.070 LINK
1.3147%
19
Bitget
LINK-USDT$20.35
0.0073598 Eth
$21,989,478.00
1,116,679.660 LINK
1.3450%
20
KuCoin
LINK-USDT$20.34
0.0073635 Eth
$21,426,800.00
1,053,308.738 LINK
1.2687%
21
LATOKEN
LINK-USDT$20.73
0.0073897 Eth
$20,943,716.00
1,010,373.329 LINK
1.2170%
22
LBank
LINK-USDT$20.89
0.0074102 Eth
$19,641,884.00
940,042.750 LINK
1.1322%
23
Binance
LINK-BTC$20.74
0.0073943 Eth
$18,701,350.00
919,403.210 LINK
1.1074%
24
Binance
LINK-FDUSD$20.57
0.0073343 Eth
$18,377,050.00
931,612.530 LINK
1.1221%
25
Slex
LINK-USDT$20.42
0.0073635 Eth
$17,149,520.00
848,772.160 LINK
1.0223%
26
QMall
LINK-USDT$20.36
0.0073397 Eth
$15,210,326.00
761,293.546 LINK
0.9170%
27
Kraken
LINK-USD$20.33
0.0073602 Eth
$14,323,388.00
704,429.368 LINK
0.8485%
28
Poloniex
LINK-USDT$20.47
0.0073544 Eth
$13,276,223.00
662,562.952 LINK
0.7980%
29
Bitvavo
LINK-EUR$20.72
0.0074013 Eth
$12,576,521.00
606,994.803 LINK
0.7311%
30
Azbit
LINK-USDT$20.46
0.0073779 Eth
$11,418,546.00
575,205.587 LINK
0.6928%
31
Coinbase Exchange
LINK-EUR$20.35
0.0073482 Eth
$10,811,565.00
531,302.500 LINK
0.6399%
32
BTSE
LINK-USDT$20.64
0.0073721 Eth
$10,721,401.00
519,504.544 LINK
0.6257%
33
Dex-Trade
LINK-USDT$20.53
0.0073543 Eth
$10,517,219.00
512,223.690 LINK
0.6170%
34
Hotcoin
LINK-USDT$20.56
0.0073471 Eth
$8,968,095.00
436,165.480 LINK
0.5253%
35
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$20.66
0.0074209 Eth
$6,914,610.00
331,505.463 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3993%
36
Binance
LINK-ETH$20.69
0.0073933 Eth
$5,911,543.00
281,755.740 LINK
0.3394%
37
PointPay
LINK-USDT$20.72
0.0073930 Eth
$5,490,257.00
274,247.278 LINK
0.3303%
38
BingX
LINK-USDT$20.32
0.0073492 Eth
$4,898,853.00
246,335.207 LINK
0.2967%
39
Biconomy.com
LINK-USDT$20.55
0.0073618 Eth
$4,723,364.00
238,112.494 LINK
0.2868%
40
CoinEx
LINK-USDT$20.76
0.0074075 Eth
$4,461,058.00
224,456.585 LINK
0.2703%
41
Bitstamp
LINK-USD$20.37
0.0073679 Eth
$4,172,103.00
204,816.030 LINK
0.2467%
42
Coinbase Exchange
LINK-GBP$20.42
0.0073352 Eth
$4,154,309.00
203,438.290 LINK
0.2450%
43
FMCPAY
LINK-USDT$20.72
0.0073934 Eth
$4,100,718.00
203,597.500 LINK
0.2452%
44
Phemex
LINK-USDT$20.73
0.0073960 Eth
$3,785,723.00
182,653.040 LINK
0.2200%
45
Kraken
LINK-EUR$20.38
0.0073771 Eth
$3,206,324.00
157,326.890 LINK
0.1895%
46
ProBit Global
LINK-USDT$20.80
0.0074001 Eth
$2,895,240.00
139,171.076 LINK
0.1676%
47
Kraken
LINK-USDT$20.33
0.0073598 Eth
$2,828,868.00
139,132.121 LINK
0.1676%
48
BitStorage
LINK-USDT$20.42
0.0073739 Eth
$2,671,422.00
130,823.100 LINK
0.1576%
49
Bitbank
LINK-JPY$20.42
0.0073752 Eth
$2,583,039.00
126,471.968 LINK
0.1523%
50
Binance
LINK-EUR$20.76
0.0074094 Eth
$2,565,730.00
128,900.630 LINK
0.1553%
51
Bitstamp
LINK-EUR$20.53
0.0074274 Eth
$2,561,637.00
124,747.754 LINK
0.1503%
52
EXMO
LINK-USDT$20.43
0.0073780 Eth
$2,528,440.00
123,751.301 LINK
0.1491%
53
QMall
LINK-USDC$20.91
0.0074174 Eth
$2,520,390.00
127,493.932 LINK
0.1536%
54
BitMart
LINK-USDT$20.49
0.0073991 Eth
$2,486,444.00
121,349.280 LINK
0.1462%
55
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$20.76
0.0074841 Eth
$2,324,328.00
110,712.986 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1333%
56
Bybit
LINK-USDC$20.38
0.0073706 Eth
$2,162,264.00
109,374.458 LINK
0.1317%
57
EarnBIT
LINK-USDT$20.35
0.0073385 Eth
$2,116,903.00
106,157.428 LINK
0.1279%
58
FMCPAY
LINK-ETH$20.71
0.0073965 Eth
$1,967,821.00
94,090.400 LINK
0.1133%
59
Gemini
LINK-USD$20.34
0.0073573 Eth
$1,847,224.00
90,814.120 LINK
0.1094%
60
LATOKEN
LINK-BTC$20.73
0.0073928 Eth
$1,829,601.00
88,276.053 LINK
0.1063%
61
AscendEX (BitMax)
LINK-USDT$20.36
0.0073522 Eth
$1,810,382.00
88,917.900 LINK
0.1071%
62
Coinbase Exchange
LINK-ETH$20.64
0.0074424 Eth
$1,779,993.00
86,226.450 LINK
0.1039%
63
Binance
LINK-TRY$20.79
0.0074216 Eth
$1,701,446.00
85,077.440 LINK
0.1025%
64
XT.COM
LINK-ETH$20.72
0.0073886 Eth
$1,659,947.00
79,220.660 LINK
0.0954%
65
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$20.75
0.0074342 Eth
$1,625,034.00
80,213.742 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0966%
66
BigONE
LINK-USDT$20.68
0.0073873 Eth
$1,570,646.00
75,948.840 LINK
0.0915%
67
FMCPAY
LINK-BTC$20.74
0.0074009 Eth
$1,549,606.00
75,830.800 LINK
0.0913%
68
Coinbase Exchange
LINK-USDT$20.66
0.0073716 Eth
$1,454,753.00
70,426.400 LINK
0.0848%
69
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$20.68
0.0074086 Eth
$1,336,984.00
132,634.667 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.1598%
70
itBit
LINK-USD$20.51
0.0073491 Eth
$1,287,835.00
62,790.581 LINK
0.0756%
71
WhiteBIT
LINK-TRY$20.45
0.0073864 Eth
$1,236,696.00
60,460.150 LINK
0.0728%
72
Coinbase Exchange
LINK-BTC$20.31
0.0073534 Eth
$1,196,403.00
58,894.250 LINK
0.0709%
73
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$20.66
0.0074209 Eth
$1,151,499.00
58,139.669 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0700%
74
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$20.78
0.0074932 Eth
$1,127,473.00
53,669.198 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0646%
75
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$20.84
0.0075375 Eth
$1,045,566.00
1,007,112.422 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.2130%
76
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$20.76
0.0074841 Eth
$981,779.00
47,936.472 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0577%
77
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$20.71
0.0074678 Eth
$951,735.00
45,447.992 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0547%
78
BitStorage
LINK-ETH$20.34
0.0073455 Eth
$926,668.00
45,555.190 LINK
0.0549%
79
Trubit
LINK-USDT$20.57
0.0073502 Eth
$904,885.00
45,531.180 LINK
0.0548%
80
Slex
LINK-BTC$20.41
0.0073568 Eth
$892,091.00
44,061.600 LINK
0.0531%
81
OKX
LINK-USDC$20.34
0.0073637 Eth
$859,431.00
42,545.595 LINK
0.0512%
82
tanX
LINK-USDC$20.70
0.0073862 Eth
$789,461.00
39,654.770 LINK
0.0478%
83
bitcastle
LINK-USDT$20.96
0.0074301 Eth
$708,986.00
35,642.860 LINK
0.0429%
84
PointPay
LINK-BTC$20.77
0.0074120 Eth
$679,121.00
33,167.865 LINK
0.0399%
85
Azbit
LINK-ETH$20.59
0.0074224 Eth
$670,418.00
32,146.764 LINK
0.0387%
86
HashKey Exchange
LINK-USD$20.74
0.0074016 Eth
$610,657.00
30,274.656 LINK
0.0365%
87
WhiteBIT
LINK-EUR$20.50
0.0074033 Eth
$606,701.00
29,592.890 LINK
0.0356%
88
Dex-Trade
LINK-BTC$21.02
0.0074368 Eth
$594,920.00
28,301.600 LINK
0.0341%
89
Kraken
LINK-GBP$20.38
0.0073774 Eth
$575,962.00
28,260.014 LINK
0.0340%
90
Bitkub
LINK-THB$20.65
0.0073801 Eth
$574,904.00
27,835.678 LINK
0.0335%
91
BitDelta
LINK-USDT$20.40
0.0073284 Eth
$545,201.00
27,375.000 LINK
0.0330%
92
WhiteBIT
LINK-BTC$20.39
0.0073630 Eth
$537,528.00
26,362.190 LINK
0.0318%
93
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$20.49
0.0073685 Eth
$522,982.00
26,098.235 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0314%
94
BYDFi
LINK-USDC$20.31
0.0073464 Eth
$366,894.00
18,064.110 LINK
0.0218%
95
Bitso
LINK-USD$20.32
0.0073393 Eth
$326,542.00
16,066.567 LINK
0.0194%
96
Binance
LINK-BNB$20.73
0.0073987 Eth
$313,365.00
15,362.592 LINK
0.0185%
97
BitMart
LINK-BTC$20.49
0.0073976 Eth
$309,612.00
15,113.520 LINK
0.0182%
98
Mercado Bitcoin
LINK-BRL$20.37
0.0073554 Eth
$263,326.00
12,927.757 LINK
0.0156%
99
Binance
LINK-BRL$20.73
0.0073987 Eth
$231,426.00
11,421.930 LINK
0.0138%
100
Binance US
LINK-USDT$20.57
0.0073686 Eth
$172,484.00
8,384.245 LINK
0.0101%

Contract Source Code Verified (Exact Match)

Contract Name:
LinkToken

Compiler Version
v0.4.16+commit.d7661dd9

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Audited

Contract Source Code (Solidity)Audit Report

/**
 *Submitted for verification at Etherscan.io on 2017-09-23
*/

pragma solidity ^0.4.16;


/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
  function mul(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function div(uint256 a, uint256 b) internal constant returns (uint256) {
    // assert(b > 0); // Solidity automatically throws when dividing by 0
    uint256 c = a / b;
    // assert(a == b * c + a % b); // There is no case in which this doesn't hold
    return c;
  }

  function sub(uint256 a, uint256 b) internal constant returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  function add(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a + b;
    assert(c >= a);
    return c;
  }
}


/**
 * @title ERC20Basic
 * @dev Simpler version of ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/179
 */
contract ERC20Basic {
  uint256 public totalSupply;
  function balanceOf(address who) constant returns (uint256);
  function transfer(address to, uint256 value) returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
}
/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 is ERC20Basic {
  function allowance(address owner, address spender) constant returns (uint256);
  function transferFrom(address from, address to, uint256 value) returns (bool);
  function approve(address spender, uint256 value) returns (bool);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract ERC677 is ERC20 {
  function transferAndCall(address to, uint value, bytes data) returns (bool success);

  event Transfer(address indexed from, address indexed to, uint value, bytes data);
}

contract ERC677Receiver {
  function onTokenTransfer(address _sender, uint _value, bytes _data);
}

/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances. 
 */
contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) balances;

  /**
  * @dev transfer token for a specified address
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint256 _value) returns (bool) {
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
    return true;
  }

  /**
  * @dev Gets the balance of the specified address.
  * @param _owner The address to query the the balance of. 
  * @return An uint256 representing the amount owned by the passed address.
  */
  function balanceOf(address _owner) constant returns (uint256 balance) {
    return balances[_owner];
  }

}


/**
 * @title Standard ERC20 token
 *
 * @dev Implementation of the basic standard token.
 * @dev https://github.com/ethereum/EIPs/issues/20
 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
 */
contract StandardToken is ERC20, BasicToken {

  mapping (address => mapping (address => uint256)) allowed;


  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
    var _allowance = allowed[_from][msg.sender];

    // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
    // require (_value <= _allowance);

    balances[_from] = balances[_from].sub(_value);
    balances[_to] = balances[_to].add(_value);
    allowed[_from][msg.sender] = _allowance.sub(_value);
    Transfer(_from, _to, _value);
    return true;
  }

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value) returns (bool) {
    allowed[msg.sender][_spender] = _value;
    Approval(msg.sender, _spender, _value);
    return true;
  }

  /**
   * @dev Function to check the amount of tokens that an owner allowed to a spender.
   * @param _owner address The address which owns the funds.
   * @param _spender address The address which will spend the funds.
   * @return A uint256 specifying the amount of tokens still available for the spender.
   */
  function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
    return allowed[_owner][_spender];
  }
  
    /*
   * approve should be called when allowed[_spender] == 0. To increment
   * allowed value is better to use this function to avoid 2 calls (and wait until 
   * the first transaction is mined)
   * From MonolithDAO Token.sol
   */
  function increaseApproval (address _spender, uint _addedValue) 
    returns (bool success) {
    allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

  function decreaseApproval (address _spender, uint _subtractedValue) 
    returns (bool success) {
    uint oldValue = allowed[msg.sender][_spender];
    if (_subtractedValue > oldValue) {
      allowed[msg.sender][_spender] = 0;
    } else {
      allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
    }
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

}

contract ERC677Token is ERC677 {

  /**
  * @dev transfer token to a contract address with additional data if the recipient is a contact.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    returns (bool success)
  {
    super.transfer(_to, _value);
    Transfer(msg.sender, _to, _value, _data);
    if (isContract(_to)) {
      contractFallback(_to, _value, _data);
    }
    return true;
  }


  // PRIVATE

  function contractFallback(address _to, uint _value, bytes _data)
    private
  {
    ERC677Receiver receiver = ERC677Receiver(_to);
    receiver.onTokenTransfer(msg.sender, _value, _data);
  }

  function isContract(address _addr)
    private
    returns (bool hasCode)
  {
    uint length;
    assembly { length := extcodesize(_addr) }
    return length > 0;
  }

}

contract LinkToken is StandardToken, ERC677Token {

  uint public constant totalSupply = 10**27;
  string public constant name = 'ChainLink Token';
  uint8 public constant decimals = 18;
  string public constant symbol = 'LINK';

  function LinkToken()
    public
  {
    balances[msg.sender] = totalSupply;
  }

  /**
  * @dev transfer token to a specified address with additional data if the recipient is a contract.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transferAndCall(_to, _value, _data);
  }

  /**
  * @dev transfer token to a specified address.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint _value)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transfer(_to, _value);
  }

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value)
    public
    validRecipient(_spender)
    returns (bool)
  {
    return super.approve(_spender,  _value);
  }

  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value)
    public
    validRecipient(_to)
    returns (bool)
  {
    return super.transferFrom(_from, _to, _value);
  }


  // MODIFIERS

  modifier validRecipient(address _recipient) {
    require(_recipient != address(0) && _recipient != address(this));
    _;
  }

}

Contract Security Audit

Contract ABI

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Deployed Bytecode

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Swarm Source

bzzr://c5f438ff94e5ddaf2058efa0019e246c636c37a622e04bb67827c7374acad8d6
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