ETH Price: $3,910.77 (+0.65%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

724,826 (0.00%)

Market

Price

$30.02 @ 0.007676 ETH (+2.99%)

Onchain Market Cap

$30,020,000,000.00

Circulating Supply Market Cap

$18,826,984,587.00

Other Info

Token Contract (WITH 18 Decimals)

Filtered by Token Holder
0x: Coinbase Wallet Proxy
Balance
0 LINK

Value
$0.00
0xe66b31678d6c16e9ebf358268a790b763c133750
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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 27190.91% |ETH 0.0003846 1895.84%

Market

Volume (24H):$4,032,277,013.00
Market Capitalization:$18,826,984,587.00
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$29.76
0.0076276 Eth
$157,516,527.00
5,293,427.660 LINK
11.1284%
2
WhiteBIT
LINK-USDT$29.83
0.0076423 Eth
$153,211,004.00
5,136,402.510 LINK
10.7983%
3
Gate.io
LINK-USDT$29.77
0.0076241 Eth
$105,158,968.00
3,626,382.905 LINK
7.6238%
4
Bitget
LINK-USDT$29.77
0.0076243 Eth
$102,957,666.00
3,547,970.803 LINK
7.4589%
5
MEXC
LINK-USDT$29.77
0.0076073 Eth
$97,547,534.00
3,276,376.060 LINK
6.8880%
6
OKX
LINK-USDT$29.90
0.0076539 Eth
$80,977,356.00
2,787,956.224 LINK
5.8611%
7
DigiFinex
LINK-USDT$29.73
0.0076146 Eth
$57,181,999.00
1,923,168.340 LINK
4.0431%
8
Ourbit
LINK-USDT$29.85
0.0076446 Eth
$49,193,318.00
1,695,664.510 LINK
3.5648%
9
Deepcoin
LINK-USDT$29.65
0.0075975 Eth
$45,461,740.00
1,557,870.642 LINK
3.2751%
10
Bithumb
LINK-KRW$29.54
0.0075666 Eth
$43,935,676.00
1,487,089.508 LINK
3.1263%
11
Binance
LINK-FDUSD$30.10
0.0076840 Eth
$35,393,468.00
1,222,572.290 LINK
2.5702%
12
CoinW
LINK-USDT$29.78
0.0076331 Eth
$30,548,764.00
1,025,863.990 LINK
2.1567%
13
Slex
LINK-USDT$30.00
0.0076727 Eth
$29,526,654.00
1,030,757.580 LINK
2.1670%
14
Binance
LINK-BTC$30.17
0.0077062 Eth
$26,106,340.00
887,940.520 LINK
1.8667%
15
BYDFi
LINK-USDT$29.72
0.0076175 Eth
$23,777,536.00
800,131.460 LINK
1.6821%
16
KuCoin
LINK-USDT$29.75
0.0076178 Eth
$22,806,898.00
766,731.152 LINK
1.6119%
17
Biconomy.com
LINK-USDT$29.75
0.0076189 Eth
$21,824,401.00
753,157.805 LINK
1.5834%
18
Kraken
LINK-USD$29.72
0.0076102 Eth
$21,578,972.00
726,197.690 LINK
1.5267%
19
HTX
LINK-USDT$29.73
0.0076145 Eth
$20,844,417.00
725,164.588 LINK
1.5245%
20
BTSE
LINK-USDT$29.79
0.0076360 Eth
$19,862,051.00
666,641.502 LINK
1.4015%
21
LATOKEN
LINK-USDT$30.17
0.0077061 Eth
$19,315,067.00
640,189.602 LINK
1.3459%
22
Azbit
LINK-USDT$29.90
0.0076616 Eth
$13,955,682.00
487,530.010 LINK
1.0249%
23
Dex-Trade
LINK-USDT$29.75
0.0076266 Eth
$13,099,894.00
440,285.665 LINK
0.9256%
24
Coinbase Exchange
LINK-EUR$29.72
0.0076182 Eth
$12,618,006.00
424,556.860 LINK
0.8925%
25
Hotcoin
LINK-USDT$29.71
0.0076164 Eth
$10,121,540.00
340,641.620 LINK
0.7161%
26
Bitvavo
LINK-EUR$29.76
0.0076206 Eth
$8,389,474.00
281,950.957 LINK
0.5927%
27
Binance
LINK-USDC$30.02
0.0076758 Eth
$7,761,493.00
267,660.010 LINK
0.5627%
28
CoinEx
LINK-USDT$30.02
0.0076817 Eth
$7,227,927.00
249,563.305 LINK
0.5247%
29
LBank
LINK-USDT$30.09
0.0076803 Eth
$7,146,724.00
237,481.500 LINK
0.4993%
30
BingX
LINK-USDT$29.75
0.0076192 Eth
$6,997,654.00
240,710.029 LINK
0.5060%
31
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$29.67
0.0076064 Eth
$6,843,558.00
237,134.565 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4985%
32
PointPay
LINK-USDT$29.66
0.0076000 Eth
$6,686,048.00
229,583.679 LINK
0.4827%
33
WhiteBIT
LINK-TRY$29.72
0.0076157 Eth
$5,497,650.00
184,953.560 LINK
0.3888%
34
WhiteBIT
LINK-BTC$29.84
0.0076445 Eth
$4,896,178.00
164,098.730 LINK
0.3450%
35
Bitstamp
LINK-USD$29.70
0.0076036 Eth
$4,769,033.00
160,573.495 LINK
0.3376%
36
EXMO
LINK-USDT$29.75
0.0076187 Eth
$4,709,332.00
158,301.471 LINK
0.3328%
37
Dcoin
LINK-USDT$30.20
0.0077147 Eth
$4,100,593.00
135,759.000 LINK
0.2854%
38
Phemex
LINK-USDT$29.65
0.0075975 Eth
$4,066,801.00
137,144.570 LINK
0.2883%
39
Kraken
LINK-USDT$29.75
0.0076185 Eth
$4,004,017.00
134,600.452 LINK
0.2830%
40
Bitbank
LINK-JPY$29.59
0.0075857 Eth
$4,002,366.00
135,245.772 LINK
0.2843%
41
Tapbit
LINK-USDT$29.76
0.0076292 Eth
$3,881,344.00
133,519.950 LINK
0.2807%
42
EarnBIT
LINK-USDT$29.92
0.0076432 Eth
$3,837,466.00
132,212.031 LINK
0.2780%
43
Binance
LINK-TRY$29.87
0.0076495 Eth
$3,787,241.00
130,824.860 LINK
0.2750%
44
Bitstamp
LINK-EUR$29.74
0.0076142 Eth
$3,766,392.00
126,637.930 LINK
0.2662%
45
Kraken
LINK-EUR$29.79
0.0076284 Eth
$3,553,909.00
119,313.862 LINK
0.2508%
46
BitStorage
LINK-USDT$29.67
0.0076043 Eth
$3,339,011.00
112,553.820 LINK
0.2366%
47
Bybit
LINK-USDC$29.76
0.0076214 Eth
$2,715,110.00
93,334.606 LINK
0.1962%
48
Binance
LINK-EUR$29.70
0.0076059 Eth
$2,635,692.00
91,102.960 LINK
0.1915%
49
Gemini
LINK-USD$29.88
0.0076516 Eth
$2,625,603.00
87,878.064 LINK
0.1847%
50
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$29.79
0.0076366 Eth
$2,513,701.00
86,823.158 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1825%
51
BitMart
LINK-USDT$29.83
0.0076396 Eth
$2,508,807.00
84,104.140 LINK
0.1768%
52
Azbit
LINK-ETH$29.87
0.0076561 Eth
$2,467,794.00
86,441.335 LINK
0.1817%
53
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$29.78
0.0076349 Eth
$2,416,255.00
83,435.693 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1754%
54
OKX
LINK-USDC$29.93
0.0076635 Eth
$2,145,341.00
74,442.648 LINK
0.1565%
55
Coinbase Exchange
LINK-USDT$29.66
0.0076001 Eth
$1,986,932.00
66,982.198 LINK
0.1408%
56
CEX.IO
LINK-USDT$30.13
0.0076901 Eth
$1,795,481.00
60,682.912 LINK
0.1276%
57
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$29.86
0.0076537 Eth
$1,741,695.00
60,419.497 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1270%
58
GMO Japan
LINK-JPY$29.06
0.0074298 Eth
$1,481,757.00
50,987.600 LINK
0.1072%
59
Slex
LINK-BTC$29.74
0.0076172 Eth
$1,473,718.00
50,058.400 LINK
0.1052%
60
Uniswap V3 (Ethereum)
0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9-0X514910771AF9CA656AF840DFF83E8264ECF986CA$29.97
0.0076825 Eth
$1,447,902.00
3,752.082 0X7FC66500C84A76AD7E9C93437BFC5AC33E2DDAE9
0.0079%
61
WhiteBIT
LINK-EUR$29.68
0.0076055 Eth
$1,409,724.00
47,489.940 LINK
0.0998%
62
tanX
LINK-USDC$30.06
0.0076927 Eth
$1,409,684.00
49,163.120 LINK
0.1034%
63
Coinone
LINK-KRW$29.61
0.0075799 Eth
$1,362,122.00
46,006.067 LINK
0.0967%
64
LATOKEN
LINK-BTC$29.66
0.0076033 Eth
$1,279,085.00
43,122.720 LINK
0.0907%
65
itBit
LINK-USD$29.79
0.0076349 Eth
$1,244,556.00
41,777.631 LINK
0.0878%
66
XT.COM
LINK-XT$30.20
0.0077094 Eth
$1,186,882.00
40,543.107 LINK
0.0852%
67
Bancor (V3)
LINK-BNT$29.29
0.0074672 Eth
$1,090,621.00
37,927.180 LINK
0.0797%
68
Coinbase Exchange
LINK-GBP$29.62
0.0075923 Eth
$1,086,445.00
36,680.500 LINK
0.0771%
69
Tokpie
LINK-USDT$29.00
0.0074213 Eth
$1,056,603.00
36,434.694 LINK
0.0766%
70
Coinbase Exchange
LINK-BTC$29.70
0.0076142 Eth
$1,046,507.00
35,230.190 LINK
0.0741%
71
BigONE
LINK-USDT$29.79
0.0076344 Eth
$1,014,838.00
34,068.380 LINK
0.0716%
72
Kraken
LINK-XBT$29.77
0.0076238 Eth
$1,003,982.00
33,726.846 LINK
0.0709%
73
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$29.63
0.0075960 Eth
$998,548.00
34,554.825 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0726%
74
PointPay
LINK-BTC$29.96
0.0076587 Eth
$997,790.00
33,869.813 LINK
0.0712%
75
Dex-Trade
LINK-BTC$30.18
0.0077058 Eth
$907,865.00
30,076.900 LINK
0.0632%
76
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$29.97
0.0076825 Eth
$824,241.00
44,965.062 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.0945%
77
Binance US
LINK-USDT$29.94
0.0076566 Eth
$757,197.00
25,288.278 LINK
0.0532%
78
Binance
LINK-BNB$29.79
0.0076116 Eth
$740,431.00
24,750.825 LINK
0.0520%
79
BitMart
LINK-BTC$29.85
0.0076445 Eth
$725,790.00
24,315.340 LINK
0.0511%
80
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$29.82
0.0076441 Eth
$720,358.00
24,909.693 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0524%
81
Bitso
LINK-USD$29.80
0.0076385 Eth
$703,401.00
23,600.891 LINK
0.0496%
82
BitDelta
LINK-USDT$30.05
0.0076855 Eth
$693,435.00
23,992.000 LINK
0.0504%
83
HashKey Exchange
LINK-USD$29.83
0.0076283 Eth
$678,698.00
23,369.719 LINK
0.0491%
84
XT.COM
LINK-BTC$29.92
0.0076435 Eth
$656,286.00
22,328.660 LINK
0.0469%
85
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$30.06
0.0077056 Eth
$611,716.00
588,736.761 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.2377%
86
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$29.69
0.0076098 Eth
$590,133.00
20,584.097 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0433%
87
KuCoin
LINK-BTC$29.68
0.0076003 Eth
$530,896.00
17,888.739 LINK
0.0376%
88
XT.COM
LINK-ETH$30.07
0.0076752 Eth
$525,051.00
18,029.530 LINK
0.0379%
89
WEEX
LINK-USDC$30.22
0.0077188 Eth
$500,236.00
16,551.406 LINK
0.0348%
90
Slex
LINK-ETH$29.89
0.0076613 Eth
$493,136.00
17,256.340 LINK
0.0363%
91
BitStorage
LINK-ETH$30.22
0.0077129 Eth
$464,230.00
15,363.220 LINK
0.0323%
92
Bitcointry
LINK-USDT$30.02
0.0076761 Eth
$460,954.00
15,933.086 LINK
0.0335%
93
BitMart
LINK-ETH$29.86
0.0076477 Eth
$431,722.00
14,457.760 LINK
0.0304%
94
Kraken
LINK-GBP$29.66
0.0075957 Eth
$354,828.00
11,963.876 LINK
0.0252%
95
Binance
LINK-BRL$30.01
0.0076852 Eth
$331,915.00
11,445.900 LINK
0.0241%
96
BitStorage
LINK-BTC$29.66
0.0076036 Eth
$306,105.00
10,319.300 LINK
0.0217%
97
Kraken
LINK-AUD$29.64
0.0075914 Eth
$290,400.00
9,796.980 LINK
0.0206%
98
Foxbit
LINK-BRL$29.71
0.0076120 Eth
$232,951.00
8,131.514 LINK
0.0171%
99
BYDFi
LINK-USDC$30.16
0.0076989 Eth
$189,345.00
6,277.940 LINK
0.0132%
100
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$29.92
0.0076685 Eth
$144,319.00
4,881.878 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0103%

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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