ETH Price: $2,125.37 (-9.38%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

740,360 ( 0.014%)

Market

Price

$13.77 @ 0.006479 ETH (-11.66%)

Onchain Market Cap

$13,770,000,000.00

Circulating Supply Market Cap

$8,785,226,176.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 LINK

Value
$0.00
0xa339284b8a0000c9b11f151f6028b411c955896f
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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 12418.18% |ETH 0.0003846 1584.61%

Market

Volume (24H):$742,734,194.00
Market Capitalization:$8,785,226,176.00
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$13.85
0.0064834 Eth
$95,983,989.00
6,666,474.800 LINK
18.2678%
2
MEXC
LINK-USDT$13.74
0.0064652 Eth
$50,789,301.00
3,696,302.280 LINK
10.1288%
3
Coinbase Exchange
LINK-USD$13.77
0.0064765 Eth
$37,742,340.00
2,741,707.110 LINK
7.5130%
4
WhiteBIT
LINK-USDT$13.74
0.0064555 Eth
$32,231,196.00
2,345,043.960 LINK
6.4260%
5
Gate.io
LINK-USDT$13.76
0.0064838 Eth
$22,195,721.00
1,558,801.560 LINK
4.2715%
6
Ourbit
LINK-USDT$13.78
0.0064901 Eth
$15,033,634.00
1,045,166.770 LINK
2.8640%
7
Hotcoin
LINK-USDT$13.74
0.0064742 Eth
$14,973,719.00
1,089,847.230 LINK
2.9865%
8
HTX
LINK-USDT$13.78
0.0064905 Eth
$14,305,362.00
982,640.655 LINK
2.6927%
9
P2B
LINK-USDT$13.80
0.0064921 Eth
$14,094,807.00
1,021,416.500 LINK
2.7989%
10
OKX
LINK-USDT$13.77
0.0064851 Eth
$12,554,070.00
872,191.247 LINK
2.3900%
11
DigiFinex
LINK-USDT$13.77
0.0064909 Eth
$11,502,044.00
835,231.170 LINK
2.2887%
12
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$13.83
0.0065137 Eth
$10,956,268.00
790,368.468 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.1658%
13
XT.COM
LINK-USDT$13.75
0.0064671 Eth
$9,596,316.00
666,431.270 LINK
1.8262%
14
MEXC
LINK-EUR$13.79
0.0064937 Eth
$8,869,498.00
643,095.440 LINK
1.7622%
15
Slex
LINK-USDT$13.76
0.0064746 Eth
$8,823,475.00
603,125.190 LINK
1.6527%
16
KuCoin
LINK-USDT$13.76
0.0064833 Eth
$8,757,228.00
636,491.949 LINK
1.7441%
17
MEXC
LINK-USDC$13.78
0.0064846 Eth
$8,571,059.00
621,941.110 LINK
1.7043%
18
Binance
LINK-USDC$13.77
0.0064597 Eth
$8,391,328.00
586,761.970 LINK
1.6079%
19
Bybit
LINK-USDT$13.76
0.0064837 Eth
$8,287,456.00
579,915.785 LINK
1.5891%
20
LBank
LINK-USDT$13.82
0.0064701 Eth
$8,072,662.00
584,209.280 LINK
1.6009%
21
Bitget
LINK-USDT$13.76
0.0064869 Eth
$8,024,652.00
558,336.888 LINK
1.5300%
22
Coinstore
LINK-USDT$13.78
0.0064862 Eth
$7,802,695.00
541,759.650 LINK
1.4846%
23
Binance
LINK-FDUSD$13.91
0.0065114 Eth
$6,363,085.00
437,372.900 LINK
1.1985%
24
CoinW
LINK-USDT$13.78
0.0064867 Eth
$6,263,866.00
454,656.540 LINK
1.2459%
25
Azbit
LINK-USDT$13.76
0.0064836 Eth
$5,704,994.00
396,530.755 LINK
1.0866%
26
BYDFi
LINK-USDT$13.75
0.0064694 Eth
$5,128,739.00
372,995.230 LINK
1.0221%
27
Bitunix
LINK-USDT$13.80
0.0064966 Eth
$5,077,789.00
367,896.590 LINK
1.0081%
28
LATOKEN
LINK-USDT$13.77
0.0064884 Eth
$4,355,274.00
316,205.022 LINK
0.8665%
29
QMall
LINK-USDT$13.76
0.0064837 Eth
$3,977,599.00
276,487.031 LINK
0.7576%
30
Kraken
LINK-USD$13.76
0.0064797 Eth
$3,253,369.00
236,521.933 LINK
0.6481%
31
BTSE
LINK-USDT$13.77
0.0064804 Eth
$3,203,088.00
232,541.980 LINK
0.6372%
32
FMCPAY
LINK-USDT$13.75
0.0064699 Eth
$2,597,627.00
179,435.971 LINK
0.4917%
33
Bitvavo
LINK-EUR$13.76
0.0064692 Eth
$2,542,889.00
184,810.907 LINK
0.5064%
34
Dex-Trade
LINK-USDT$13.74
0.0064742 Eth
$2,501,395.00
182,061.520 LINK
0.4989%
35
Binance
LINK-BTC$13.77
0.0064865 Eth
$2,442,919.00
173,586.190 LINK
0.4757%
36
Coinbase Exchange
LINK-EUR$13.78
0.0064925 Eth
$2,041,810.00
148,192.100 LINK
0.4061%
37
BigONE
LINK-USDT$13.80
0.0065021 Eth
$1,773,296.00
128,513.230 LINK
0.3522%
38
Biconomy.com
LINK-USDT$13.76
0.0064697 Eth
$1,664,583.00
114,826.880 LINK
0.3147%
39
Binance
LINK-ETH$13.78
0.0064671 Eth
$1,644,786.00
118,413.910 LINK
0.3245%
40
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$13.80
0.0064962 Eth
$1,629,898.00
117,699.997 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3225%
41
Gemini
LINK-USD$13.77
0.0064863 Eth
$1,621,834.00
117,788.830 LINK
0.3228%
42
CoinEx
LINK-USDT$13.80
0.0065000 Eth
$1,601,559.00
111,641.524 LINK
0.3059%
43
Coinbase Exchange
LINK-GBP$13.78
0.0064930 Eth
$1,534,009.00
111,327.390 LINK
0.3051%
44
Hibt
LINK-USDT$13.75
0.0064770 Eth
$1,469,163.00
102,334.402 LINK
0.2804%
45
PointPay
LINK-USDT$13.75
0.0064660 Eth
$1,253,651.00
87,210.799 LINK
0.2390%
46
FMCPAY
LINK-ETH$13.75
0.0064694 Eth
$1,165,765.00
83,771.840 LINK
0.2296%
47
Oceanex
LINK-USDT$13.76
0.0064839 Eth
$1,163,119.00
84,529.410 LINK
0.2316%
48
FMCPAY
LINK-BTC$13.75
0.0064679 Eth
$1,042,025.00
73,469.400 LINK
0.2013%
49
Tokpie
LINK-USDT$13.81
0.0065076 Eth
$1,027,617.00
74,410.402 LINK
0.2039%
50
WhiteBIT
LINK-BTC$13.75
0.0064687 Eth
$982,725.00
71,481.560 LINK
0.1959%
51
LATOKEN
LINK-BTC$13.77
0.0064884 Eth
$910,550.00
66,128.550 LINK
0.1812%
52
Phemex
LINK-USDT$13.76
0.0064709 Eth
$884,624.00
64,281.020 LINK
0.1761%
53
Bitstamp
LINK-USD$13.77
0.0064868 Eth
$878,993.00
63,833.900 LINK
0.1749%
54
Trubit
LINK-USDT$13.75
0.0064715 Eth
$866,934.00
59,647.580 LINK
0.1634%
55
EXMO
LINK-USDT$13.76
0.0064854 Eth
$861,160.00
62,571.213 LINK
0.1715%
56
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$13.73
0.0064719 Eth
$823,895.00
59,924.224 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1642%
57
Bitbank
LINK-JPY$13.81
0.0064980 Eth
$805,644.00
58,329.932 LINK
0.1598%
58
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$13.73
0.0064719 Eth
$712,550.00
47,823.741 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1310%
59
QMall
LINK-USDC$13.75
0.0064642 Eth
$657,102.00
46,003.150 LINK
0.1261%
60
BitStorage
LINK-USDT$13.78
0.0064825 Eth
$656,846.00
47,668.290 LINK
0.1306%
61
Binance
LINK-TRY$13.80
0.0065028 Eth
$633,564.00
44,215.960 LINK
0.1212%
62
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$13.69
0.0064458 Eth
$615,779.00
42,685.131 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1170%
63
Binance
LINK-EUR$13.87
0.0064945 Eth
$606,635.00
42,220.890 LINK
0.1157%
64
EarnBIT
LINK-USDT$13.76
0.0064754 Eth
$591,725.00
41,214.066 LINK
0.1129%
65
CoinTR
LINK-USDT$13.76
0.0064869 Eth
$557,332.00
38,725.600 LINK
0.1061%
66
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$13.78
0.0064921 Eth
$552,073.00
39,336.104 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1078%
67
tanX
LINK-USDC$13.74
0.0064668 Eth
$530,025.00
35,902.290 LINK
0.0984%
68
BYDFi
LINK-USDC$13.76
0.0064726 Eth
$482,621.00
35,083.840 LINK
0.0961%
69
XT.COM
LINK-ETH$13.76
0.0064679 Eth
$460,401.00
33,178.630 LINK
0.0909%
70
Hotcoin
LINK-BTC$13.76
0.0064827 Eth
$459,986.00
33,425.830 LINK
0.0916%
71
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$13.75
0.0064808 Eth
$410,838.00
29,586.053 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0811%
72
Bitstamp
LINK-EUR$13.78
0.0064922 Eth
$401,804.00
29,155.358 LINK
0.0799%
73
BitMart
LINK-BTC$13.77
0.0064865 Eth
$369,885.00
26,870.740 LINK
0.0736%
74
OKX
LINK-USDC$13.76
0.0064805 Eth
$347,345.00
23,795.867 LINK
0.0652%
75
BitStorage
LINK-ETH$13.76
0.0064687 Eth
$328,169.00
23,854.490 LINK
0.0654%
76
WhiteBIT
LINK-TRY$13.89
0.0065379 Eth
$319,666.00
23,006.600 LINK
0.0630%
77
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$13.83
0.0065137 Eth
$302,551.00
41,760.149 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.1144%
78
Coinbase Exchange
LINK-BTC$13.72
0.0064635 Eth
$285,646.00
20,824.740 LINK
0.0571%
79
Bitazza
LINK-USDT$13.70
0.0064447 Eth
$279,889.00
19,159.520 LINK
0.0525%
80
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$13.77
0.0064889 Eth
$264,790.00
19,088.698 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0523%
81
BitDelta
LINK-USDT$13.78
0.0064901 Eth
$254,881.00
17,563.000 LINK
0.0481%
82
Bitso
LINK-USD$13.89
0.0065028 Eth
$252,050.00
18,148.784 LINK
0.0497%
83
Bybit
LINK-USDC$13.76
0.0064801 Eth
$241,478.00
16,881.371 LINK
0.0463%
84
Slex
LINK-ETH$13.76
0.0064724 Eth
$232,299.00
16,673.090 LINK
0.0457%
85
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$13.83
0.0065137 Eth
$219,756.00
15,345.586 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0421%
86
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$13.70
0.0064524 Eth
$211,825.00
15,309.317 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0420%
87
Bitkub
LINK-THB$13.80
0.0064766 Eth
$211,776.00
15,341.164 LINK
0.0420%
88
Binance
LINK-JPY$13.84
0.0064779 Eth
$210,136.00
14,795.460 LINK
0.0405%
89
Kraken
LINK-GBP$13.77
0.0064853 Eth
$208,012.00
15,109.629 LINK
0.0414%
90
Coinbase Exchange
LINK-USDT$13.75
0.0064699 Eth
$205,853.00
14,970.493 LINK
0.0410%
91
bitcastle
LINK-USDT$13.75
0.0064699 Eth
$186,116.00
12,919.650 LINK
0.0354%
92
CoinTR
LINK-TRY$13.79
0.0064917 Eth
$183,009.00
12,538.050 LINK
0.0344%
93
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$13.77
0.0064516 Eth
$181,662.00
12,612.091 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0346%
94
Binance US
LINK-USDT$13.81
0.0064969 Eth
$169,304.00
12,261.740 LINK
0.0336%
95
Bitstamp
LINK-GBP$13.78
0.0064924 Eth
$154,606.00
11,217.944 LINK
0.0307%
96
BitMart
LINK-ETH$13.76
0.0064854 Eth
$123,985.00
9,008.560 LINK
0.0247%
97
KuCoin
LINK-USDC$13.81
0.0065076 Eth
$90,736.00
6,570.291 LINK
0.0180%
98
Binance
LINK-BNB$13.72
0.0064667 Eth
$71,891.00
5,149.540 LINK
0.0141%
99
Mercado Bitcoin
LINK-BRL$13.73
0.0064721 Eth
$57,002.00
4,150.165 LINK
0.0114%
100
Bitcointry
LINK-USDT$13.76
0.0064692 Eth
$45,610.00
3,198.200 LINK
0.0088%

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

API
[{"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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