ETH Price: $3,843.73 (+6.25%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

724,504 ( 0.040%)

Market

Price

$24.03 @ 0.006252 ETH (-1.04%)

Onchain Market Cap

$24,030,000,000.00

Circulating Supply Market Cap

$15,060,537,495.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
706.264760182232380679 LINK

Value
$16,971.54 ( ~4.4154 Eth) [0.0001%]
0xaDfB596A939988b1010149bc02d42E5737B567b0
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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 21745.45% |ETH 0.0003846 1525.59%

Market

Volume (24H):$3,480,658,547.00
Market Capitalization:$15,060,537,495.00
Circulating Supply:626,849,971.00 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
Coinbase Exchange
LINK-USD$24.08
0.0062704 Eth
$133,808,469.00
5,557,984.170 LINK
10.1062%
2
Bitget
LINK-USDT$24.12
0.0062835 Eth
$92,024,475.00
3,718,368.551 LINK
6.7612%
3
Gate.io
LINK-USDT$24.11
0.0062817 Eth
$81,156,039.00
3,278,211.300 LINK
5.9608%
4
Bybit
LINK-USDT$24.10
0.0062800 Eth
$80,359,105.00
3,247,394.767 LINK
5.9048%
5
MEXC
LINK-USDT$24.14
0.0062873 Eth
$68,425,065.00
2,834,535.580 LINK
5.1541%
6
OKX
LINK-USDT$24.10
0.0062780 Eth
$55,431,198.00
2,237,803.498 LINK
4.0690%
7
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$24.09
0.0062727 Eth
$48,046,238.00
1,891,062.880 0X514910771AF9CA656AF840DFF83E8264ECF986CA
3.4386%
8
DigiFinex
LINK-USDT$24.11
0.0062818 Eth
$44,327,608.00
1,838,638.420 LINK
3.3432%
9
P2B
LINK-USDT$24.08
0.0062714 Eth
$44,314,899.00
1,840,437.700 LINK
3.3465%
10
Bitunix
LINK-USDT$24.10
0.0062783 Eth
$43,436,924.00
1,804,168.140 LINK
3.2806%
11
Ourbit
LINK-USDT$24.12
0.0062838 Eth
$43,242,439.00
1,748,072.600 LINK
3.1786%
12
BTSE
LINK-USDT$24.10
0.0062782 Eth
$39,032,746.00
1,619,292.001 LINK
2.9444%
13
Deepcoin
LINK-USDT$24.07
0.0062730 Eth
$37,711,652.00
1,534,210.570 LINK
2.7897%
14
Binance
LINK-FDUSD$24.12
0.0062843 Eth
$35,634,549.00
1,436,419.070 LINK
2.6119%
15
XT.COM
LINK-USDT$24.14
0.0062915 Eth
$35,001,440.00
1,410,923.480 LINK
2.5655%
16
Coinstore
LINK-USDT$24.06
0.0062424 Eth
$30,942,111.00
1,252,144.900 LINK
2.2768%
17
Toobit
LINK-USDT$24.07
0.0062692 Eth
$27,499,952.00
1,109,034.250 LINK
2.0166%
18
Slex
LINK-USDT$24.15
0.0062900 Eth
$24,592,291.00
1,003,940.430 LINK
1.8255%
19
Kraken
LINK-USD$24.15
0.0062905 Eth
$21,676,070.00
897,479.179 LINK
1.6319%
20
Binance
LINK-BTC$24.05
0.0062683 Eth
$19,837,162.00
781,833.910 LINK
1.4216%
21
KuCoin
LINK-USDT$24.11
0.0062823 Eth
$19,436,707.00
806,146.637 LINK
1.4658%
22
Bithumb
LINK-KRW$23.99
0.0062508 Eth
$19,141,602.00
797,905.058 LINK
1.4508%
23
Hotcoin
LINK-USDT$24.14
0.0062859 Eth
$18,610,772.00
771,039.200 LINK
1.4020%
24
BYDFi
LINK-USDT$24.02
0.0062324 Eth
$18,475,990.00
769,194.540 LINK
1.3986%
25
HTX
LINK-USDT$24.15
0.0062899 Eth
$15,654,896.00
637,685.549 LINK
1.1595%
26
Biconomy.com
LINK-USDT$24.14
0.0062854 Eth
$14,269,335.00
576,885.070 LINK
1.0490%
27
Coinbase Exchange
LINK-EUR$24.02
0.0062557 Eth
$13,168,749.00
548,172.660 LINK
0.9968%
28
Bitvavo
LINK-EUR$24.03
0.0062521 Eth
$12,125,888.00
504,717.519 LINK
0.9177%
29
Binance
LINK-USDC$24.14
0.0062898 Eth
$9,332,457.00
376,634.950 LINK
0.6848%
30
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$24.16
0.0062882 Eth
$9,085,650.00
359,865.644 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.6544%
31
Azbit
LINK-USDT$24.32
0.0062850 Eth
$8,886,990.00
362,554.200 LINK
0.6592%
32
C-Patex
LINK-USDT$24.08
0.0062751 Eth
$7,469,362.00
310,212.199 LINK
0.5641%
33
Dex-Trade
LINK-USDT$24.09
0.0062679 Eth
$6,880,909.00
285,683.630 LINK
0.5195%
34
Bitstamp
LINK-EUR$24.09
0.0062764 Eth
$6,879,330.00
285,527.306 LINK
0.5192%
35
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$23.97
0.0062452 Eth
$5,814,310.00
240,216.973 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.4368%
36
CoinEx
LINK-USDT$24.00
0.0062276 Eth
$5,780,913.00
233,259.927 LINK
0.4241%
37
BingX
LINK-USDT$24.11
0.0062809 Eth
$5,746,288.00
231,557.837 LINK
0.4210%
38
itBit
LINK-USD$24.01
0.0062302 Eth
$5,241,647.00
218,310.986 LINK
0.3970%
39
WhiteBIT
LINK-TRY$24.14
0.0062906 Eth
$5,141,610.00
212,968.750 LINK
0.3872%
40
Bitstamp
LINK-USD$24.14
0.0062885 Eth
$4,749,106.00
196,731.814 LINK
0.3577%
41
FMCPAY
LINK-USDT$24.07
0.0062627 Eth
$4,279,835.00
174,006.628 LINK
0.3164%
42
EXMO
LINK-USDT$24.11
0.0062817 Eth
$4,210,101.00
174,632.623 LINK
0.3175%
43
WhiteBIT
LINK-BTC$24.13
0.0062883 Eth
$4,194,076.00
173,785.700 LINK
0.3160%
44
PointPay
LINK-USDT$23.76
0.0061728 Eth
$3,862,632.00
155,588.236 LINK
0.2829%
45
Tokpie
LINK-USDT$24.48
0.0063806 Eth
$3,840,424.00
156,861.387 LINK
0.2852%
46
Dcoin
LINK-USDT$24.17
0.0062920 Eth
$3,500,154.00
144,800.000 LINK
0.2633%
47
Phemex
LINK-USDT$24.13
0.0062848 Eth
$3,420,485.00
141,776.180 LINK
0.2578%
48
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$24.17
0.0062973 Eth
$3,364,375.00
132,937.389 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2417%
49
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$24.05
0.0062597 Eth
$3,337,556.00
139,659.714 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.2539%
50
ProBit Global
LINK-USDT$24.10
0.0062787 Eth
$3,203,668.00
132,950.225 LINK
0.2417%
51
Hotcoin
LINK-BTC$24.13
0.0062842 Eth
$2,840,952.00
117,731.700 LINK
0.2141%
52
Kraken
LINK-EUR$24.08
0.0062729 Eth
$2,804,840.00
116,457.456 LINK
0.2118%
53
Coinbase Exchange
LINK-GBP$24.10
0.0062791 Eth
$2,767,797.00
114,869.570 LINK
0.2089%
54
Trubit
LINK-USDT$24.11
0.0062815 Eth
$2,703,974.00
110,018.470 LINK
0.2000%
55
EarnBIT
LINK-USDT$24.14
0.0062886 Eth
$2,659,182.00
107,458.140 LINK
0.1954%
56
Binance
LINK-TRY$24.16
0.0062947 Eth
$2,658,969.00
106,284.440 LINK
0.1933%
57
BitStorage
LINK-USDT$24.06
0.0062700 Eth
$2,536,013.00
105,420.760 LINK
0.1917%
58
Coinbase Exchange
LINK-USDT$24.16
0.0062932 Eth
$2,457,536.00
101,705.048 LINK
0.1849%
59
Binance
LINK-EUR$24.03
0.0062592 Eth
$2,404,659.00
96,988.020 LINK
0.1764%
60
Binance
LINK-ETH$24.11
0.0062774 Eth
$2,359,986.00
93,533.410 LINK
0.1701%
61
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$24.09
0.0062682 Eth
$2,356,133.00
93,346.662 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1697%
62
Gemini
LINK-USD$24.15
0.0062922 Eth
$2,330,713.00
96,492.712 LINK
0.1755%
63
Kraken
LINK-XBT$23.95
0.0062391 Eth
$2,258,272.00
94,272.556 LINK
0.1714%
64
FMCPAY
LINK-ETH$24.15
0.0062899 Eth
$2,145,180.00
85,318.240 LINK
0.1551%
65
Kraken
LINK-USDT$24.16
0.0062922 Eth
$2,061,651.00
85,337.391 LINK
0.1552%
66
BitMart
LINK-USDT$24.13
0.0062847 Eth
$1,976,958.00
81,929.580 LINK
0.1490%
67
FMCPAY
LINK-BTC$24.02
0.0062302 Eth
$1,966,149.00
78,074.400 LINK
0.1420%
68
Bitbank
LINK-JPY$24.12
0.0062773 Eth
$1,812,524.00
75,159.808 LINK
0.1367%
69
BigONE
LINK-USDT$23.94
0.0062111 Eth
$1,679,184.00
70,136.850 LINK
0.1275%
70
Bybit
LINK-USDC$24.10
0.0062787 Eth
$1,627,081.00
65,760.429 LINK
0.1196%
71
Binance
LINK-BNB$24.05
0.0062616 Eth
$1,535,429.00
64,342.447 LINK
0.1170%
72
Coinbase Exchange
LINK-BTC$24.13
0.0062787 Eth
$1,328,965.00
55,080.860 LINK
0.1002%
73
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$24.16
0.0062882 Eth
$1,210,285.00
49,122.991 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0893%
74
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$24.16
0.0062865 Eth
$1,209,232.00
48,009.961 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0873%
75
Nonkyc.io
LINK-USDT$24.08
0.0062488 Eth
$1,199,878.00
49,088.684 LINK
0.0893%
76
BitMart
LINK-BTC$24.13
0.0062839 Eth
$1,174,253.00
48,669.940 LINK
0.0885%
77
WhiteBIT
LINK-EUR$24.05
0.0062668 Eth
$1,128,544.00
46,922.220 LINK
0.0853%
78
Slex
LINK-BTC$24.04
0.0062382 Eth
$1,063,174.00
41,886.600 LINK
0.0762%
79
HashKey Exchange
LINK-USD$24.09
0.0062780 Eth
$1,009,032.00
40,745.911 LINK
0.0741%
80
OKX
LINK-USDC$24.15
0.0062937 Eth
$1,006,192.00
40,660.079 LINK
0.0739%
81
BitMart
LINK-ETH$24.15
0.0062911 Eth
$982,144.00
40,661.300 LINK
0.0739%
82
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$24.11
0.0062807 Eth
$847,430.00
866,852.778 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.5762%
83
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$24.11
0.0062817 Eth
$831,238.00
34,309.203 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0624%
84
PointPay
LINK-BTC$24.02
0.0062330 Eth
$756,081.00
29,745.254 LINK
0.0541%
85
Binance
LINK-BRL$24.10
0.0062807 Eth
$755,926.00
30,693.650 LINK
0.0558%
86
Bitso
LINK-USD$24.09
0.0062756 Eth
$727,990.00
30,225.731 LINK
0.0550%
87
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$23.99
0.0062527 Eth
$716,929.00
29,087.501 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0529%
88
Kraken
LINK-GBP$24.13
0.0062836 Eth
$714,794.00
29,628.023 LINK
0.0539%
89
XT.COM
LINK-ETH$24.02
0.0062249 Eth
$665,408.00
26,209.740 LINK
0.0477%
90
Binance US
LINK-USDT$24.16
0.0062932 Eth
$586,973.00
24,291.879 LINK
0.0442%
91
Coinbase Exchange
LINK-ETH$24.07
0.0062700 Eth
$548,751.00
22,798.890 LINK
0.0415%
92
BitDelta
LINK-USDT$24.01
0.0062316 Eth
$515,428.00
20,923.000 LINK
0.0380%
93
WEEX
LINK-USDC$24.07
0.0062700 Eth
$500,181.00
20,781.238 LINK
0.0378%
94
XT.COM
LINK-BTC$24.13
0.0062871 Eth
$490,224.00
19,384.230 LINK
0.0352%
95
Slex
LINK-ETH$24.07
0.0062739 Eth
$443,015.00
17,665.310 LINK
0.0321%
96
BitStorage
LINK-ETH$24.17
0.0062944 Eth
$418,213.00
17,304.560 LINK
0.0315%
97
KuCoin
LINK-BTC$24.14
0.0062903 Eth
$397,561.00
16,467.939 LINK
0.0299%
98
Foxbit
LINK-BRL$24.01
0.0062474 Eth
$386,299.00
15,449.179 LINK
0.0281%
99
Bitcointry
LINK-USDT$24.14
0.0062887 Eth
$351,452.00
14,268.653 LINK
0.0259%
100
BYDFi
LINK-USDC$24.08
0.0062751 Eth
$335,777.00
13,946.920 LINK
0.0254%

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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