ETH Price: $3,345.68 (+2.67%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

728,485 ( -0.007%)

Market

Price

$26.76 @ 0.007998 ETH (+9.40%)

Onchain Market Cap

$26,760,000,000.00

Circulating Supply Market Cap

$17,083,644,392.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
3.58384017 LINK

Value
$95.90 ( ~0.0286637943473302 Eth) [0.0000%]
0x6edE50780A8dC3d7e15B69F8171e3388317D1bd3
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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 24227.27% |ETH 0.0003846 1979.56%

Market

Volume (24H):$1,844,273,779.00
Market Capitalization:$17,083,644,392.00
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$26.74
0.0079973 Eth
$257,454,708.00
9,983,748.670 LINK
21.2719%
2
Coinbase Exchange
LINK-USD$26.73
0.0080085 Eth
$117,576,434.00
4,399,492.400 LINK
9.3738%
3
WhiteBIT
LINK-USDT$26.79
0.0080150 Eth
$100,234,191.00
3,741,966.770 LINK
7.9728%
4
Bybit
LINK-USDT$26.74
0.0079973 Eth
$94,720,970.00
3,641,418.899 LINK
7.7586%
5
OKX
LINK-USDT$26.75
0.0079988 Eth
$35,910,169.00
1,391,864.749 LINK
2.9656%
6
DigiFinex
LINK-USDT$26.70
0.0079855 Eth
$33,827,736.00
1,266,804.380 LINK
2.6991%
7
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$26.76
0.0080185 Eth
$32,758,609.00
1,262,115.770 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.6891%
8
Gate.io
LINK-USDT$26.79
0.0080121 Eth
$32,395,406.00
1,263,217.800 LINK
2.6915%
9
FameEX
LINK-USDT$26.84
0.0080381 Eth
$25,757,628.00
999,956.311 LINK
2.1306%
10
XT.COM
LINK-USDT$26.72
0.0080064 Eth
$25,703,968.00
997,022.950 LINK
2.1243%
11
MEXC
LINK-USDT$26.82
0.0080323 Eth
$25,535,866.00
952,241.870 LINK
2.0289%
12
Azbit
LINK-USDT$26.79
0.0080291 Eth
$25,384,581.00
985,019.568 LINK
2.0987%
13
Slex
LINK-USDT$26.75
0.0080151 Eth
$25,140,886.00
979,620.600 LINK
2.0872%
14
Coinstore
LINK-USDT$26.82
0.0080367 Eth
$21,014,032.00
815,686.750 LINK
1.7379%
15
HTX
LINK-USDT$26.73
0.0079950 Eth
$20,515,206.00
802,780.744 LINK
1.7104%
16
Binance
LINK-USDC$26.79
0.0080254 Eth
$20,454,498.00
783,498.580 LINK
1.6694%
17
Bitunix
LINK-USDT$26.71
0.0079868 Eth
$20,365,613.00
762,679.810 LINK
1.6250%
18
CoinW
LINK-USDT$26.75
0.0080164 Eth
$17,826,954.00
666,379.920 LINK
1.4198%
19
Bitget
LINK-USDT$26.76
0.0080025 Eth
$16,907,106.00
647,398.813 LINK
1.3794%
20
Binance
LINK-FDUSD$26.74
0.0079950 Eth
$16,479,023.00
637,540.660 LINK
1.3584%
21
BYDFi
LINK-USDT$26.76
0.0080075 Eth
$15,017,219.00
561,148.060 LINK
1.1956%
22
Kraken
LINK-USD$26.73
0.0079936 Eth
$14,334,391.00
536,301.741 LINK
1.1427%
23
KuCoin
LINK-USDT$26.76
0.0080028 Eth
$13,096,784.00
489,476.308 LINK
1.0429%
24
LBank
LINK-USDT$26.77
0.0080178 Eth
$13,004,274.00
485,762.160 LINK
1.0350%
25
BTSE
LINK-USDT$26.77
0.0080143 Eth
$12,665,009.00
473,159.146 LINK
1.0081%
26
LATOKEN
LINK-USDT$26.84
0.0080372 Eth
$12,237,842.00
455,999.320 LINK
0.9716%
27
QMall
LINK-USDT$26.80
0.0080183 Eth
$10,592,944.00
410,728.777 LINK
0.8751%
28
Hotcoin
LINK-USDT$26.76
0.0080199 Eth
$10,363,310.00
387,216.070 LINK
0.8250%
29
Coinbase Exchange
LINK-EUR$26.76
0.0080041 Eth
$9,332,773.00
348,712.690 LINK
0.7430%
30
Coinbase Exchange
LINK-GBP$26.73
0.0079952 Eth
$8,414,459.00
314,752.020 LINK
0.6706%
31
Dex-Trade
LINK-USDT$26.74
0.0080126 Eth
$8,254,775.00
308,723.860 LINK
0.6578%
32
Bitvavo
LINK-EUR$26.74
0.0080085 Eth
$7,612,327.00
284,684.187 LINK
0.6066%
33
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$26.66
0.0079753 Eth
$5,784,591.00
223,832.648 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4769%
34
CoinEx
LINK-USDT$26.74
0.0080130 Eth
$5,773,405.00
224,755.848 LINK
0.4789%
35
WhiteBIT
LINK-BTC$26.81
0.0080295 Eth
$4,776,674.00
178,184.400 LINK
0.3796%
36
FMCPAY
LINK-USDT$26.75
0.0080154 Eth
$4,710,650.00
183,215.306 LINK
0.3904%
37
WhiteBIT
LINK-TRY$26.71
0.0079871 Eth
$4,110,951.00
153,918.520 LINK
0.3279%
38
Bitstamp
LINK-USD$26.77
0.0080055 Eth
$4,104,699.00
153,332.068 LINK
0.3267%
39
PointPay
LINK-USDT$26.81
0.0080283 Eth
$4,012,255.00
155,278.655 LINK
0.3308%
40
ProBit Global
LINK-USDT$26.84
0.0080381 Eth
$3,313,932.00
123,476.308 LINK
0.2631%
41
Phemex
LINK-USDT$26.77
0.0080211 Eth
$2,772,863.00
103,586.390 LINK
0.2207%
42
EXMO
LINK-USDT$26.79
0.0080130 Eth
$2,443,505.00
91,220.390 LINK
0.1944%
43
Coinbase Exchange
LINK-USDT$26.74
0.0080124 Eth
$2,392,702.00
89,481.284 LINK
0.1907%
44
FMCPAY
LINK-ETH$26.75
0.0080174 Eth
$2,306,639.00
88,704.640 LINK
0.1890%
45
Kraken
LINK-EUR$26.77
0.0080074 Eth
$2,298,263.00
85,837.664 LINK
0.1829%
46
Bitstamp
LINK-EUR$26.75
0.0080004 Eth
$2,226,055.00
83,207.403 LINK
0.1773%
47
Gemini
LINK-USD$26.82
0.0080209 Eth
$2,197,870.00
81,944.083 LINK
0.1746%
48
BitStorage
LINK-USDT$26.79
0.0080203 Eth
$2,091,869.00
78,092.600 LINK
0.1664%
49
Bitbank
LINK-JPY$26.85
0.0080445 Eth
$2,022,996.00
75,357.205 LINK
0.1606%
50
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$26.75
0.0080145 Eth
$1,982,349.00
76,130.757 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1622%
51
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$26.82
0.0080368 Eth
$1,890,221.00
135,384.247 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2885%
52
Kraken
LINK-USDT$26.77
0.0080054 Eth
$1,819,848.00
67,986.754 LINK
0.1449%
53
FMCPAY
LINK-BTC$26.83
0.0080348 Eth
$1,812,608.00
69,576.800 LINK
0.1482%
54
EarnBIT
LINK-USDT$26.75
0.0080150 Eth
$1,645,477.00
63,722.979 LINK
0.1358%
55
Binance
LINK-ETH$26.72
0.0079910 Eth
$1,628,821.00
62,253.210 LINK
0.1326%
56
QMall
LINK-USDC$26.74
0.0079992 Eth
$1,578,538.00
60,441.367 LINK
0.1288%
57
BigONE
LINK-USDT$26.78
0.0080101 Eth
$1,536,793.00
57,378.270 LINK
0.1223%
58
Binance
LINK-TRY$26.78
0.0080246 Eth
$1,495,637.00
57,573.650 LINK
0.1227%
59
WhiteBIT
LINK-EUR$26.75
0.0080037 Eth
$1,486,225.00
55,562.070 LINK
0.1184%
60
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$26.79
0.0080139 Eth
$1,299,551.00
50,745.946 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1081%
61
itBit
LINK-USD$26.79
0.0080315 Eth
$1,244,068.00
46,437.769 LINK
0.0989%
62
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$26.68
0.0079807 Eth
$1,214,235.00
46,894.511 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0999%
63
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$26.80
0.0080158 Eth
$1,206,551.00
46,782.410 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0997%
64
Bybit
LINK-USDC$26.83
0.0080235 Eth
$1,192,528.00
45,976.594 LINK
0.0980%
65
Nonkyc.io
LINK-USDT$26.87
0.0080512 Eth
$1,163,311.00
45,696.575 LINK
0.0974%
66
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$26.73
0.0079958 Eth
$1,106,936.00
1,066,836.558 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.2731%
67
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$26.88
0.0080401 Eth
$1,090,228.00
41,892.260 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0893%
68
Binance
LINK-EUR$26.74
0.0080019 Eth
$1,034,284.00
40,002.390 LINK
0.0852%
69
ProBit Global
LINK-BTC$26.72
0.0079936 Eth
$972,041.00
36,385.347 LINK
0.0775%
70
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$26.77
0.0080226 Eth
$932,813.00
36,102.583 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0769%
71
OKX
LINK-USDC$26.74
0.0079982 Eth
$868,830.00
33,307.687 LINK
0.0710%
72
GMO Japan
LINK-JPY$26.81
0.0080330 Eth
$854,728.00
31,884.900 LINK
0.0679%
73
Trubit
LINK-USDT$26.72
0.0080039 Eth
$802,863.00
31,261.520 LINK
0.0666%
74
LATOKEN
LINK-BTC$26.77
0.0080228 Eth
$793,041.00
29,619.418 LINK
0.0631%
75
Coinbase Exchange
LINK-ETH$26.80
0.0080248 Eth
$725,289.00
27,061.020 LINK
0.0577%
76
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$26.81
0.0080209 Eth
$720,450.00
27,586.008 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0588%
77
HashKey Exchange
LINK-USD$26.73
0.0080092 Eth
$591,960.00
22,807.979 LINK
0.0486%
78
BitMart
LINK-ETH$26.77
0.0080076 Eth
$566,376.00
21,154.940 LINK
0.0451%
79
BitDelta
LINK-USDT$26.78
0.0080211 Eth
$530,985.00
20,766.000 LINK
0.0442%
80
Coinbase Exchange
LINK-BTC$26.76
0.0080177 Eth
$523,991.00
19,584.350 LINK
0.0417%
81
Bitkub
LINK-THB$26.78
0.0080252 Eth
$496,745.00
18,546.857 LINK
0.0395%
82
bitcastle
LINK-USDT$26.78
0.0080211 Eth
$478,834.00
18,589.770 LINK
0.0396%
83
XT.COM
LINK-ETH$26.73
0.0080122 Eth
$454,722.00
17,440.340 LINK
0.0372%
84
Slex
LINK-BTC$26.84
0.0080355 Eth
$449,000.00
17,128.800 LINK
0.0365%
85
Slex
LINK-ETH$26.72
0.0080102 Eth
$442,648.00
17,077.200 LINK
0.0364%
86
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$26.87
0.0080515 Eth
$414,037.00
16,028.731 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0342%
87
Hotcoin
LINK-BTC$26.75
0.0080152 Eth
$405,673.00
15,166.590 LINK
0.0323%
88
BitStorage
LINK-ETH$26.73
0.0079963 Eth
$353,764.00
13,234.210 LINK
0.0282%
89
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$26.71
0.0079917 Eth
$349,848.00
13,478.064 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0287%
90
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$26.82
0.0080361 Eth
$310,441.00
12,113.070 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0258%
91
Uniswap V2 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$26.86
0.0080339 Eth
$309,534.00
11,821.670 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0252%
92
PointPay
LINK-BTC$26.72
0.0080072 Eth
$298,447.00
11,377.912 LINK
0.0242%
93
Binance US
LINK-USDT$26.83
0.0080431 Eth
$271,642.00
10,122.817 LINK
0.0216%
94
Mercado Bitcoin
LINK-BRL$26.77
0.0080045 Eth
$269,941.00
10,084.905 LINK
0.0215%
95
KuCoin
LINK-USDC$26.79
0.0080118 Eth
$244,722.00
9,135.836 LINK
0.0195%
96
Kraken
LINK-GBP$26.52
0.0079302 Eth
$239,990.00
9,050.612 LINK
0.0193%
97
Bitso
LINK-USD$26.80
0.0080182 Eth
$235,442.00
8,783.741 LINK
0.0187%
98
KuCoin
LINK-BTC$26.74
0.0079980 Eth
$209,600.00
7,838.271 LINK
0.0167%
99
Kraken
LINK-ETH$26.79
0.0080109 Eth
$184,323.00
6,881.282 LINK
0.0147%
100
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$26.75
0.0080167 Eth
$125,138.00
4,780.123 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0102%

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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