ETH Price: $2,161.09 (+2.50%)
Gas: 1.76 Gwei

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

741,882 ( 0.045%)

Market

Price

$14.49 @ 0.006705 ETH (-4.20%)

Onchain Market Cap

$14,490,000,000.00

Circulating Supply Market Cap

$9,235,435,920.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 LINK

Value
$0.00
0x92859a40f9fd556737ea52205a631dd531769b59
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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 13072.73% |ETH 0.0003846 1643.37%

Market

Volume (24H):$1,028,978,608.00
Market Capitalization:$9,235,435,920.00
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$14.43
0.0066782 Eth
$145,350,496.00
10,353,641.120 LINK
22.1009%
2
Coinbase Exchange
LINK-USD$14.44
0.0066765 Eth
$57,689,004.00
3,996,467.230 LINK
8.5309%
3
Gate.io
LINK-USDT$14.42
0.0066772 Eth
$38,699,564.00
2,752,131.360 LINK
5.8747%
4
Ourbit
LINK-USDT$14.47
0.0066686 Eth
$23,152,514.00
1,646,388.920 LINK
3.5144%
5
HTX
LINK-USDT$14.43
0.0066745 Eth
$20,198,177.00
1,439,974.086 LINK
3.0738%
6
P2B
LINK-USDT$14.50
0.0066773 Eth
$19,042,859.00
1,313,281.150 LINK
2.8033%
7
OKX
LINK-USDT$14.44
0.0066790 Eth
$18,878,448.00
1,345,822.733 LINK
2.8728%
8
DigiFinex
LINK-USDT$14.43
0.0066794 Eth
$18,803,515.00
1,302,974.900 LINK
2.7813%
9
WhiteBIT
LINK-USDT$14.43
0.0066731 Eth
$18,637,316.00
1,291,693.750 LINK
2.7573%
10
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$14.41
0.0066661 Eth
$17,922,493.00
1,239,133.593 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.6451%
11
Bybit
LINK-USDT$14.48
0.0066952 Eth
$15,568,562.00
1,109,762.775 LINK
2.3689%
12
Binance
LINK-USDC$14.44
0.0066789 Eth
$15,296,734.00
1,089,953.570 LINK
2.3266%
13
XT.COM
LINK-USDT$14.46
0.0066580 Eth
$14,628,038.00
1,041,109.350 LINK
2.2224%
14
MEXC
LINK-EUR$14.44
0.0066827 Eth
$14,543,572.00
1,007,465.110 LINK
2.1505%
15
MEXC
LINK-USDC$14.44
0.0066794 Eth
$13,929,238.00
964,551.780 LINK
2.0589%
16
Bitget
LINK-USDT$14.42
0.0066726 Eth
$13,321,114.00
949,366.344 LINK
2.0265%
17
LBank
LINK-USDT$14.49
0.0066818 Eth
$13,190,337.00
910,027.100 LINK
1.9425%
18
Hotcoin
LINK-USDT$14.37
0.0066809 Eth
$11,568,449.00
805,054.800 LINK
1.7185%
19
Coinstore
LINK-USDT$14.45
0.0066860 Eth
$11,056,555.00
787,242.820 LINK
1.6805%
20
KuCoin
LINK-USDT$14.42
0.0066773 Eth
$10,352,896.00
717,746.265 LINK
1.5321%
21
CoinW
LINK-USDT$14.48
0.0066726 Eth
$9,621,583.00
664,412.750 LINK
1.4183%
22
Slex
LINK-USDT$14.42
0.0066470 Eth
$9,439,297.00
673,745.590 LINK
1.4382%
23
Binance
LINK-FDUSD$14.42
0.0066491 Eth
$9,429,552.00
676,665.160 LINK
1.4444%
24
BYDFi
LINK-USDT$14.42
0.0066983 Eth
$8,528,152.00
591,462.300 LINK
1.2625%
25
Azbit
LINK-USDT$14.48
0.0066771 Eth
$8,390,287.00
596,664.197 LINK
1.2736%
26
Bitunix
LINK-USDT$14.47
0.0066925 Eth
$8,237,455.00
569,494.220 LINK
1.2156%
27
Toobit
LINK-USDT$14.34
0.0066978 Eth
$6,959,779.00
494,245.160 LINK
1.0550%
28
LATOKEN
LINK-USDT$14.44
0.0066564 Eth
$6,555,241.00
454,013.127 LINK
0.9691%
29
Kraken
LINK-USD$14.45
0.0066870 Eth
$5,856,530.00
405,432.537 LINK
0.8654%
30
QMall
LINK-USDT$14.45
0.0066514 Eth
$5,324,221.00
382,161.438 LINK
0.8158%
31
BTSE
LINK-USDT$14.50
0.0066997 Eth
$4,436,170.00
306,000.926 LINK
0.6532%
32
Bitvavo
LINK-EUR$14.48
0.0066856 Eth
$4,186,867.00
289,226.325 LINK
0.6174%
33
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$14.42
0.0066688 Eth
$3,751,781.00
260,237.101 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.5555%
34
Dex-Trade
LINK-USDT$14.44
0.0066828 Eth
$3,397,700.00
235,321.920 LINK
0.5023%
35
Coinbase Exchange
LINK-EUR$14.48
0.0066668 Eth
$2,886,820.00
199,310.250 LINK
0.4254%
36
CoinEx
LINK-USDT$14.48
0.0066636 Eth
$2,867,699.00
202,675.219 LINK
0.4326%
37
FMCPAY
LINK-USDT$14.48
0.0066649 Eth
$2,649,083.00
188,363.573 LINK
0.4021%
38
Hibt
LINK-USDT$14.45
0.0066814 Eth
$2,337,146.00
166,622.992 LINK
0.3557%
39
Biconomy.com
LINK-USDT$14.47
0.0066644 Eth
$2,167,740.00
154,632.830 LINK
0.3301%
40
Binance
LINK-ETH$14.47
0.0066612 Eth
$2,150,473.00
148,596.320 LINK
0.3172%
41
PointPay
LINK-USDT$14.42
0.0066792 Eth
$2,068,871.00
146,822.849 LINK
0.3134%
42
Coinbase Exchange
LINK-GBP$14.48
0.0066635 Eth
$1,977,241.00
136,578.840 LINK
0.2915%
43
Tokpie
LINK-USDT$14.37
0.0066225 Eth
$1,763,918.00
122,784.203 LINK
0.2621%
44
Kraken
LINK-EUR$14.45
0.0066906 Eth
$1,454,508.00
100,638.134 LINK
0.2148%
45
Phemex
LINK-USDT$14.44
0.0066760 Eth
$1,391,325.00
96,319.860 LINK
0.2056%
46
LATOKEN
LINK-BTC$14.48
0.0066773 Eth
$1,349,200.00
93,152.649 LINK
0.1988%
47
BigONE
LINK-USDT$14.53
0.0066929 Eth
$1,333,528.00
91,788.240 LINK
0.1959%
48
Gemini
LINK-USD$14.45
0.0066868 Eth
$1,333,060.00
92,270.684 LINK
0.1970%
49
Coinbase Exchange
LINK-USDT$14.41
0.0066680 Eth
$1,320,924.00
91,689.050 LINK
0.1957%
50
FMCPAY
LINK-ETH$14.47
0.0066602 Eth
$1,315,333.00
91,167.520 LINK
0.1946%
51
FMCPAY
LINK-BTC$14.46
0.0066591 Eth
$1,176,995.00
80,425.900 LINK
0.1717%
52
Bitbank
LINK-JPY$14.50
0.0066945 Eth
$1,160,783.00
80,069.268 LINK
0.1709%
53
EXMO
LINK-USDT$14.42
0.0066607 Eth
$1,159,962.00
80,431.331 LINK
0.1717%
54
OKX
LINK-USDC$14.47
0.0066902 Eth
$1,106,305.00
79,441.183 LINK
0.1696%
55
QMall
LINK-USDC$14.51
0.0066769 Eth
$1,076,486.00
77,046.342 LINK
0.1645%
56
Bybit
LINK-USDC$14.51
0.0067096 Eth
$1,026,689.00
73,635.388 LINK
0.1572%
57
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.53
0.0067267 Eth
$1,004,875.00
69,562.901 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1485%
58
Binance
LINK-EUR$14.49
0.0066907 Eth
$923,723.00
65,498.740 LINK
0.1398%
59
BitStorage
LINK-USDT$14.47
0.0066675 Eth
$889,556.00
61,474.020 LINK
0.1312%
60
Kraken
LINK-USDT$14.43
0.0066820 Eth
$870,964.00
60,340.059 LINK
0.1288%
61
Trubit
LINK-USDT$14.47
0.0066611 Eth
$854,943.00
60,729.080 LINK
0.1296%
62
EarnBIT
LINK-USDT$14.63
0.0067358 Eth
$854,097.00
60,557.631 LINK
0.1293%
63
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$14.41
0.0066706 Eth
$811,164.00
58,464.260 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1248%
64
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$14.48
0.0066991 Eth
$706,638.00
98,685.396 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2107%
65
WhiteBIT
LINK-TRY$14.53
0.0066899 Eth
$672,459.00
46,272.160 LINK
0.0988%
66
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$14.48
0.0067016 Eth
$665,689.00
46,769.330 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0998%
67
XT.COM
LINK-ETH$14.42
0.0066965 Eth
$607,952.00
42,146.610 LINK
0.0900%
68
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$14.45
0.0066801 Eth
$586,616.00
40,826.762 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0871%
69
Binance
LINK-TRY$14.49
0.0066720 Eth
$545,217.00
38,671.180 LINK
0.0825%
70
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$14.42
0.0066682 Eth
$531,365.00
36,917.369 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0788%
71
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.52
0.0067164 Eth
$499,125.00
34,544.815 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0737%
72
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$14.42
0.0066688 Eth
$494,451.00
35,434.136 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0756%
73
tanX
LINK-USDC$14.45
0.0066679 Eth
$462,834.00
33,174.870 LINK
0.0708%
74
BitMart
LINK-BTC$14.45
0.0066787 Eth
$438,983.00
30,377.700 LINK
0.0648%
75
Kraken
LINK-USDC$14.52
0.0067236 Eth
$427,964.00
29,465.417 LINK
0.0629%
76
Coinbase Exchange
LINK-BTC$14.47
0.0066616 Eth
$426,762.00
29,487.090 LINK
0.0629%
77
GMO Japan
LINK-JPY$14.44
0.0066790 Eth
$419,144.00
29,023.700 LINK
0.0620%
78
itBit
LINK-USD$14.44
0.0066846 Eth
$417,617.00
28,920.861 LINK
0.0617%
79
BYDFi
LINK-USDC$14.47
0.0066833 Eth
$395,174.00
27,303.260 LINK
0.0583%
80
Hotcoin
LINK-BTC$14.46
0.0066897 Eth
$395,074.00
27,315.080 LINK
0.0583%
81
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.44
0.0066865 Eth
$385,461.00
26,655.284 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0569%
82
BitStorage
LINK-ETH$14.44
0.0066801 Eth
$380,664.00
26,356.960 LINK
0.0563%
83
BitDelta
LINK-USDT$14.47
0.0066650 Eth
$354,607.00
25,247.000 LINK
0.0539%
84
XT.COM
LINK-XT$14.47
0.0066892 Eth
$314,003.00
21,550.896 LINK
0.0460%
85
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$14.49
0.0067031 Eth
$256,601.00
18,321.844 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0391%
86
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$14.50
0.0066817 Eth
$256,486.00
18,233.982 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0389%
87
bitcastle
LINK-USDT$14.49
0.0066714 Eth
$244,903.00
17,539.310 LINK
0.0374%
88
Slex
LINK-ETH$14.44
0.0066751 Eth
$241,024.00
16,733.010 LINK
0.0357%
89
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$14.36
0.0066477 Eth
$240,760.00
16,559.324 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0353%
90
Uniswap V3 (Avalanche)
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$14.45
0.0066789 Eth
$221,701.00
16,216.085 0X5947BB275C521040051D82396192181B413227A3
0.0346%
91
Bitkub
LINK-THB$14.55
0.0067209 Eth
$205,427.00
14,114.428 LINK
0.0301%
92
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$14.53
0.0067267 Eth
$205,112.00
199,602.240 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.4261%
93
WhiteBIT
LINK-EUR$14.54
0.0067069 Eth
$197,495.00
13,584.010 LINK
0.0290%
94
Kraken
LINK-GBP$14.49
0.0067083 Eth
$191,220.00
13,195.613 LINK
0.0282%
95
Bitso
LINK-USD$14.45
0.0066884 Eth
$161,985.00
11,211.436 LINK
0.0239%
96
CoinTR
LINK-TRY$14.52
0.0067113 Eth
$146,179.00
10,348.870 LINK
0.0221%
97
Binance
LINK-BNB$14.50
0.0067134 Eth
$131,663.00
9,315.516 LINK
0.0199%
98
PointPay
LINK-BTC$14.46
0.0066683 Eth
$126,549.00
8,622.244 LINK
0.0184%
99
OKX
LINK-EUR$14.45
0.0066842 Eth
$114,946.00
8,219.905 LINK
0.0175%
100
Binance US
LINK-USDT$14.49
0.0066758 Eth
$88,828.00
6,129.807 LINK
0.0131%

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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