ETH Price: $3,314.82 (+2.69%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

727,998 ( 0.050%)

Market

Price

$25.52 @ 0.007699 ETH (-1.69%)

Onchain Market Cap

$25,520,000,000.00

Circulating Supply Market Cap

$16,145,637,342.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0.00000000000018882 LINK

Value
$0.00 ( ~0 Eth) [0.0000%]
0x0a11fafd58d7e54492e6eab845de31d6e2ca1d40
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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 23100% |ETH 0.0003846 1901.82%

Market

Volume (24H):$3,736,955,416.00
Market Capitalization:$16,145,637,342.00
Circulating Supply:631,099,972.00 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$25.46
0.0076746 Eth
$675,150,693.00
26,894,210.720 LINK
27.2478%
2
Coinbase Exchange
LINK-USD$25.51
0.0076726 Eth
$197,392,612.00
7,737,852.280 LINK
7.8396%
3
Bybit
LINK-USDT$25.51
0.0076851 Eth
$181,034,730.00
7,183,155.165 LINK
7.2776%
4
Ourbit
LINK-USDT$25.53
0.0076916 Eth
$105,829,267.00
4,226,833.590 LINK
4.2824%
5
DigiFinex
LINK-USDT$25.50
0.0076865 Eth
$85,060,350.00
3,335,218.470 LINK
3.3791%
6
P2B
LINK-USDT$25.48
0.0076775 Eth
$81,779,948.00
3,209,472.550 LINK
3.2517%
7
Gate.io
LINK-USDT$25.47
0.0076756 Eth
$81,259,840.00
3,243,828.580 LINK
3.2865%
8
OKX
LINK-USDT$25.46
0.0076716 Eth
$80,057,548.00
3,179,604.487 LINK
3.2214%
9
XT.COM
LINK-USDT$25.58
0.0076952 Eth
$67,234,490.00
2,679,072.770 LINK
2.7143%
10
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$25.45
0.0076657 Eth
$65,419,599.00
2,579,827.665 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.6137%
11
Bitget
LINK-USDT$25.52
0.0076892 Eth
$63,111,096.00
2,512,560.230 LINK
2.5456%
12
Azbit
LINK-USDT$25.55
0.0076866 Eth
$62,856,009.00
2,504,948.314 LINK
2.5379%
13
Bitunix
LINK-USDT$25.52
0.0076684 Eth
$51,054,011.00
2,001,040.510 LINK
2.0274%
14
Coinstore
LINK-USDT$25.54
0.0076988 Eth
$47,663,358.00
1,899,990.930 LINK
1.9250%
15
CoinW
LINK-USDT$25.61
0.0076853 Eth
$44,800,197.00
1,749,338.300 LINK
1.7723%
16
BYDFi
LINK-USDT$25.51
0.0076644 Eth
$38,313,672.00
1,501,717.240 LINK
1.5215%
17
Binance
LINK-FDUSD$25.34
0.0076275 Eth
$34,448,520.00
1,376,371.040 LINK
1.3945%
18
LBank
LINK-USDT$25.43
0.0076559 Eth
$32,492,409.00
1,277,791.060 LINK
1.2946%
19
HTX
LINK-USDT$25.51
0.0076873 Eth
$30,608,141.00
1,219,512.667 LINK
1.2355%
20
Kraken
LINK-USD$25.47
0.0076753 Eth
$30,275,333.00
1,188,434.948 LINK
1.2041%
21
KuCoin
LINK-USDT$25.53
0.0076933 Eth
$29,524,102.00
1,156,304.885 LINK
1.1715%
22
LATOKEN
LINK-USDT$25.42
0.0076579 Eth
$27,156,847.00
1,068,305.455 LINK
1.0824%
23
QMall
LINK-USDT$25.47
0.0076562 Eth
$25,408,430.00
1,011,554.085 LINK
1.0249%
24
Binance
LINK-USDC$25.43
0.0076619 Eth
$24,204,057.00
962,364.820 LINK
0.9750%
25
Slex
LINK-USDT$25.62
0.0076974 Eth
$24,131,702.00
959,392.070 LINK
0.9720%
26
Hotcoin
LINK-USDT$25.53
0.0076925 Eth
$22,920,064.00
897,743.520 LINK
0.9095%
27
Poloniex
LINK-USDT$25.53
0.0076919 Eth
$22,201,438.00
883,836.519 LINK
0.8955%
28
Binance
LINK-BTC$25.55
0.0076919 Eth
$20,061,873.00
805,151.670 LINK
0.8157%
29
Coinbase Exchange
LINK-EUR$25.49
0.0076706 Eth
$16,938,787.00
664,587.450 LINK
0.6733%
30
BTSE
LINK-USDT$25.53
0.0076918 Eth
$15,472,547.00
606,054.053 LINK
0.6140%
31
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$25.52
0.0076924 Eth
$12,137,018.00
480,672.309 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4870%
32
Bitvavo
LINK-EUR$25.49
0.0076805 Eth
$11,105,660.00
435,673.322 LINK
0.4414%
33
Dex-Trade
LINK-USDT$25.42
0.0076468 Eth
$9,897,884.00
389,426.138 LINK
0.3945%
34
PointPay
LINK-USDT$25.58
0.0076952 Eth
$9,885,059.00
394,339.124 LINK
0.3995%
35
Coinbase Exchange
LINK-GBP$25.46
0.0076637 Eth
$8,628,943.00
338,859.360 LINK
0.3433%
36
BingX
LINK-USDT$25.52
0.0076895 Eth
$8,312,033.00
330,436.150 LINK
0.3348%
37
Phemex
LINK-USDT$25.53
0.0076942 Eth
$6,488,376.00
254,111.470 LINK
0.2575%
38
Tokpie
LINK-USDT$25.62
0.0077101 Eth
$5,836,122.00
227,765.025 LINK
0.2308%
39
CoinEx
LINK-USDT$25.51
0.0076746 Eth
$5,800,515.00
229,961.749 LINK
0.2330%
40
Binance
LINK-TRY$25.74
0.0077447 Eth
$5,775,346.00
227,495.880 LINK
0.2305%
41
FMCPAY
LINK-USDT$25.39
0.0076501 Eth
$5,131,644.00
204,304.923 LINK
0.2070%
42
Kraken
LINK-EUR$25.60
0.0077128 Eth
$5,106,496.00
199,475.110 LINK
0.2021%
43
BitMart
LINK-USDT$25.59
0.0077003 Eth
$4,894,934.00
191,310.260 LINK
0.1938%
44
Coinbase Exchange
LINK-USDT$25.40
0.0076519 Eth
$4,664,878.00
183,651.813 LINK
0.1861%
45
BigONE
LINK-USDT$25.54
0.0076897 Eth
$4,503,456.00
176,325.510 LINK
0.1786%
46
Bitbank
LINK-JPY$25.49
0.0076746 Eth
$4,416,909.00
173,277.128 LINK
0.1756%
47
EXMO
LINK-USDT$25.54
0.0076946 Eth
$4,086,599.00
160,012.183 LINK
0.1621%
48
BitStorage
LINK-USDT$25.49
0.0076659 Eth
$4,041,520.00
158,566.800 LINK
0.1607%
49
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$25.36
0.0076423 Eth
$4,003,003.00
160,784.166 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1629%
50
Bitstamp
LINK-USD$25.43
0.0076622 Eth
$3,700,366.00
145,511.836 LINK
0.1474%
51
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$25.61
0.0077064 Eth
$3,624,500.00
143,827.912 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1457%
52
EarnBIT
LINK-USDT$25.68
0.0077144 Eth
$3,615,720.00
142,980.637 LINK
0.1449%
53
Kraken
LINK-USDT$25.49
0.0076806 Eth
$3,557,574.00
139,552.857 LINK
0.1414%
54
Bybit
LINK-USDC$25.52
0.0076905 Eth
$3,255,472.00
129,917.481 LINK
0.1316%
55
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$25.45
0.0076657 Eth
$3,096,071.00
223,190.244 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2261%
56
Binance
LINK-ETH$25.67
0.0077045 Eth
$3,074,746.00
120,261.030 LINK
0.1218%
57
itBit
LINK-USD$25.59
0.0076898 Eth
$2,972,491.00
116,158.300 LINK
0.1177%
58
Binance
LINK-EUR$25.55
0.0076912 Eth
$2,567,247.00
100,696.850 LINK
0.1020%
59
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$25.63
0.0077136 Eth
$2,316,113.00
91,683.861 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0929%
60
FMCPAY
LINK-ETH$25.55
0.0076861 Eth
$2,258,309.00
89,301.280 LINK
0.0905%
61
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$25.55
0.0076908 Eth
$2,089,589.00
84,979.957 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0861%
62
Gemini
LINK-USD$25.40
0.0076521 Eth
$1,892,375.00
74,512.874 LINK
0.0755%
63
AscendEX (BitMax)
LINK-USDT$25.50
0.0076833 Eth
$1,882,562.00
73,820.900 LINK
0.0748%
64
FMCPAY
LINK-BTC$25.46
0.0076699 Eth
$1,864,069.00
74,634.300 LINK
0.0756%
65
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$25.71
0.0077500 Eth
$1,858,535.00
73,678.203 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0746%
66
ProBit Global
LINK-USDT$25.57
0.0076998 Eth
$1,828,288.00
71,488.061 LINK
0.0724%
67
XT.COM
LINK-XT$25.49
0.0076636 Eth
$1,828,091.00
73,556.788 LINK
0.0745%
68
OKX
LINK-USDC$25.50
0.0076841 Eth
$1,819,402.00
72,277.489 LINK
0.0732%
69
QMall
LINK-USDC$25.46
0.0076554 Eth
$1,741,597.00
69,216.754 LINK
0.0701%
70
Coinbase Exchange
LINK-BTC$25.48
0.0076775 Eth
$1,721,568.00
67,554.480 LINK
0.0684%
71
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$25.48
0.0076667 Eth
$1,700,631.00
67,572.151 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0685%
72
LATOKEN
LINK-BTC$25.49
0.0076683 Eth
$1,597,190.00
62,671.395 LINK
0.0635%
73
Bittime
LINK-IDR$25.75
0.0077561 Eth
$1,539,690.00
61,640.770 LINK
0.0625%
74
GMO Japan
LINK-JPY$25.55
0.0076974 Eth
$1,539,136.00
60,247.400 LINK
0.0610%
75
Kraken
LINK-XBT$25.52
0.0076895 Eth
$1,526,018.00
59,791.672 LINK
0.0606%
76
HashKey Exchange
LINK-USD$25.42
0.0076589 Eth
$1,210,891.00
47,804.487 LINK
0.0484%
77
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$25.53
0.0076836 Eth
$1,193,143.00
47,152.066 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0478%
78
Nonkyc.io
LINK-USDT$25.53
0.0076673 Eth
$1,147,303.00
46,255.672 LINK
0.0469%
79
bitcastle
LINK-USDT$25.51
0.0076862 Eth
$1,119,306.00
44,602.320 LINK
0.0452%
80
Bitkub
LINK-THB$25.71
0.0077413 Eth
$1,117,757.00
43,471.730 LINK
0.0440%
81
Trubit
LINK-USDT$25.62
0.0077099 Eth
$1,098,004.00
43,905.100 LINK
0.0445%
82
ProBit Global
LINK-BTC$25.59
0.0076880 Eth
$976,528.00
38,157.686 LINK
0.0387%
83
Slex
LINK-BTC$25.43
0.0076633 Eth
$887,753.00
35,524.800 LINK
0.0360%
84
Bitso
LINK-USD$25.60
0.0076886 Eth
$860,011.00
33,587.893 LINK
0.0340%
85
XT.COM
LINK-ETH$25.45
0.0076668 Eth
$855,153.00
33,630.750 LINK
0.0341%
86
BitDelta
LINK-USDT$25.67
0.0077110 Eth
$846,670.00
33,794.000 LINK
0.0342%
87
Coinbase Exchange
LINK-ETH$25.51
0.0076767 Eth
$834,688.00
32,715.890 LINK
0.0331%
88
BYDFi
LINK-USDC$25.60
0.0076839 Eth
$821,163.00
32,076.360 LINK
0.0325%
89
tanX
LINK-USDC$25.47
0.0076741 Eth
$762,401.00
30,454.150 LINK
0.0309%
90
BitMart
LINK-BTC$25.54
0.0076877 Eth
$759,843.00
29,746.080 LINK
0.0301%
91
PointPay
LINK-BTC$25.50
0.0076714 Eth
$732,937.00
29,360.005 LINK
0.0297%
92
Binance
LINK-BNB$25.39
0.0076521 Eth
$698,070.00
27,825.743 LINK
0.0282%
93
BitMart
LINK-ETH$25.47
0.0076755 Eth
$692,616.00
27,188.840 LINK
0.0275%
94
Foxbit
LINK-BRL$25.57
0.0076978 Eth
$624,317.00
24,537.674 LINK
0.0249%
95
Kraken
LINK-ETH$25.50
0.0076824 Eth
$577,295.00
22,640.319 LINK
0.0229%
96
XT.COM
LINK-BTC$25.44
0.0076564 Eth
$499,259.00
20,043.340 LINK
0.0203%
97
Binance US
LINK-USDT$25.42
0.0076587 Eth
$492,482.00
19,373.761 LINK
0.0196%
98
Bitbegin
LINK-USDT$25.50
0.0076684 Eth
$365,525.00
14,509.234 LINK
0.0147%
99
Kraken
LINK-GBP$25.49
0.0076785 Eth
$280,837.00
11,019.411 LINK
0.0112%
100
CEX.IO
LINK-USDT$25.46
0.0076590 Eth
$234,999.00
9,637.028 LINK
0.0098%

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

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"transferAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_subtractedValue","type":"uint256"}],"name":"decreaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_addedValue","type":"uint256"}],"name":"increaseApproval","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"}]

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Deployed Bytecode

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Swarm Source

bzzr://c5f438ff94e5ddaf2058efa0019e246c636c37a622e04bb67827c7374acad8d6
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