ETH Price: $2,235.99 (+6.12%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

740,598 ( -0.010%)

Market

Price

$14.66 @ 0.006556 ETH (+7.76%)

Onchain Market Cap

$14,660,000,000.00

Circulating Supply Market Cap

$9,347,858,744.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 LINK

Value
$0.00
0x5d4d4d924c3b28dd788a4a1b01976079fc76c08e
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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 13227.27% |ETH 0.0003846 1604.63%

Market

Volume (24H):$539,665,599.00
Market Capitalization:$9,347,858,744.00
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$14.67
0.0065701 Eth
$57,825,282.00
4,052,795.870 LINK
17.0239%
2
Coinbase Exchange
LINK-USD$14.65
0.0065583 Eth
$27,661,964.00
1,888,833.310 LINK
7.9341%
3
Gate.io
LINK-USDT$14.65
0.0065612 Eth
$21,147,473.00
1,487,997.860 LINK
6.2504%
4
Upbit
LINK-KRW$14.86
0.0066555 Eth
$15,225,390.00
1,024,696.063 LINK
4.3043%
5
HTX
LINK-USDT$14.67
0.0065674 Eth
$14,591,307.00
1,012,481.475 LINK
4.2530%
6
OKX
LINK-USDT$14.65
0.0065646 Eth
$13,993,036.00
972,250.389 LINK
4.0840%
7
WhiteBIT
LINK-USDT$14.65
0.0065637 Eth
$11,812,332.00
806,235.950 LINK
3.3866%
8
Hotcoin
LINK-USDT$14.67
0.0065692 Eth
$11,637,825.00
793,532.680 LINK
3.3333%
9
P2B
LINK-USDT$14.65
0.0065613 Eth
$10,822,440.00
738,646.910 LINK
3.1027%
10
Ourbit
LINK-USDT$14.65
0.0065428 Eth
$9,218,800.00
647,402.390 LINK
2.7194%
11
DigiFinex
LINK-USDT$14.67
0.0065696 Eth
$8,459,300.00
576,771.050 LINK
2.4227%
12
Slex
LINK-USDT$14.64
0.0065540 Eth
$8,330,789.00
577,819.490 LINK
2.4272%
13
Bybit
LINK-USDT$14.65
0.0065603 Eth
$7,199,968.00
503,482.228 LINK
2.1149%
14
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$14.63
0.0065495 Eth
$7,164,882.00
488,956.120 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.0539%
15
Binance
LINK-USDC$14.70
0.0065568 Eth
$6,363,552.00
447,293.390 LINK
1.8789%
16
Bitget
LINK-USDT$14.67
0.0065692 Eth
$6,261,892.00
439,114.998 LINK
1.8445%
17
KuCoin
LINK-USDT$14.65
0.0065646 Eth
$5,864,382.00
400,164.448 LINK
1.6809%
18
XT.COM
LINK-USDT$14.66
0.0065630 Eth
$5,822,547.00
408,188.210 LINK
1.7146%
19
MEXC
LINK-EUR$14.66
0.0065696 Eth
$5,663,043.00
386,173.060 LINK
1.6221%
20
MEXC
LINK-USDC$14.68
0.0065739 Eth
$5,517,300.00
375,844.590 LINK
1.5787%
21
LBank
LINK-USDT$14.65
0.0065510 Eth
$5,241,074.00
357,859.000 LINK
1.5032%
22
Coinstore
LINK-USDT$14.63
0.0065421 Eth
$4,988,136.00
350,018.860 LINK
1.4703%
23
Binance
LINK-FDUSD$14.67
0.0065694 Eth
$4,976,699.00
345,403.900 LINK
1.4509%
24
CoinW
LINK-USDT$14.63
0.0065530 Eth
$4,303,549.00
294,079.060 LINK
1.2353%
25
Bitunix
LINK-USDT$14.67
0.0065698 Eth
$3,651,513.00
248,766.600 LINK
1.0450%
26
Azbit
LINK-USDT$14.65
0.0065613 Eth
$3,428,663.00
240,456.872 LINK
1.0100%
27
Kraken
LINK-USD$14.65
0.0065613 Eth
$3,360,070.00
229,392.150 LINK
0.9636%
28
BYDFi
LINK-USDT$14.63
0.0065529 Eth
$3,350,975.00
228,988.540 LINK
0.9619%
29
Bithumb
LINK-KRW$14.87
0.0066556 Eth
$2,569,131.00
172,827.547 LINK
0.7260%
30
BTSE
LINK-USDT$14.63
0.0065497 Eth
$2,425,020.00
165,748.235 LINK
0.6962%
31
Bitvavo
LINK-EUR$14.66
0.0065608 Eth
$2,385,575.00
162,780.312 LINK
0.6838%
32
QMall
LINK-USDT$14.63
0.0065537 Eth
$2,323,999.00
162,684.145 LINK
0.6834%
33
Binance
LINK-BTC$14.65
0.0065588 Eth
$2,084,234.00
141,092.020 LINK
0.5927%
34
Dex-Trade
LINK-USDT$14.79
0.0065532 Eth
$1,900,474.00
128,530.220 LINK
0.5399%
35
Biconomy.com
LINK-USDT$14.65
0.0065595 Eth
$1,854,985.00
128,701.690 LINK
0.5406%
36
AscendEX (BitMax)
LINK-USDT$14.66
0.0065668 Eth
$1,801,909.00
122,909.600 LINK
0.5163%
37
Hibt
LINK-USDT$14.64
0.0065392 Eth
$1,735,127.00
120,569.186 LINK
0.5065%
38
FMCPAY
LINK-USDT$14.64
0.0065544 Eth
$1,720,290.00
119,513.456 LINK
0.5020%
39
CoinEx
LINK-USDT$14.63
0.0065478 Eth
$1,718,624.00
120,580.265 LINK
0.5065%
40
Coinbase Exchange
LINK-EUR$14.66
0.0065648 Eth
$1,604,240.00
109,396.030 LINK
0.4595%
41
BigONE
LINK-USDT$14.60
0.0065378 Eth
$1,251,376.00
85,686.070 LINK
0.3599%
42
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$14.69
0.0065778 Eth
$1,196,957.00
81,843.375 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3438%
43
Binance
LINK-ETH$14.69
0.0065393 Eth
$1,135,533.00
77,310.980 LINK
0.3247%
44
Tokpie
LINK-USDT$14.70
0.0065809 Eth
$1,115,598.00
75,889.125 LINK
0.3188%
45
FMCPAY
LINK-ETH$14.64
0.0065558 Eth
$1,029,479.00
70,189.440 LINK
0.2948%
46
FMCPAY
LINK-BTC$14.67
0.0065477 Eth
$892,737.00
60,276.400 LINK
0.2532%
47
WhiteBIT
LINK-BTC$14.67
0.0065481 Eth
$884,457.00
60,305.650 LINK
0.2533%
48
PointPay
LINK-USDT$14.64
0.0065562 Eth
$811,206.00
56,705.126 LINK
0.2382%
49
Coinbase Exchange
LINK-GBP$14.66
0.0065629 Eth
$756,093.00
51,574.800 LINK
0.2166%
50
Trubit
LINK-USDT$14.67
0.0065498 Eth
$749,683.00
52,263.750 LINK
0.2195%
51
Bitbank
LINK-JPY$14.69
0.0065815 Eth
$694,877.00
47,293.555 LINK
0.1987%
52
EarnBIT
LINK-USDT$14.75
0.0065506 Eth
$673,667.00
46,824.833 LINK
0.1967%
53
Bitstamp
LINK-USD$14.64
0.0065548 Eth
$644,879.00
44,049.082 LINK
0.1850%
54
EXMO
LINK-USDT$14.66
0.0065669 Eth
$637,128.00
43,459.644 LINK
0.1826%
55
Gemini
LINK-USD$14.67
0.0065687 Eth
$630,180.00
42,953.919 LINK
0.1804%
56
Bitstamp
LINK-EUR$14.65
0.0065611 Eth
$519,553.00
35,454.317 LINK
0.1489%
57
QMall
LINK-USDC$14.64
0.0065565 Eth
$498,845.00
34,948.820 LINK
0.1468%
58
Binance
LINK-EUR$14.67
0.0065743 Eth
$492,564.00
34,396.530 LINK
0.1445%
59
tanX
LINK-USDC$14.66
0.0065478 Eth
$470,799.00
32,720.810 LINK
0.1374%
60
BitStorage
LINK-USDT$14.65
0.0065569 Eth
$460,603.00
31,447.350 LINK
0.1321%
61
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$14.67
0.0065729 Eth
$449,673.00
30,765.231 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1292%
62
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.66
0.0065696 Eth
$446,270.00
30,378.034 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1276%
63
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$14.62
0.0065496 Eth
$413,535.00
28,790.460 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1209%
64
BYDFi
LINK-USDC$14.74
0.0065446 Eth
$377,611.00
25,617.370 LINK
0.1076%
65
Hotcoin
LINK-BTC$14.67
0.0065513 Eth
$350,180.00
23,873.180 LINK
0.1003%
66
Binance
LINK-TRY$14.76
0.0065608 Eth
$337,148.00
23,877.220 LINK
0.1003%
67
BitMart
LINK-BTC$14.62
0.0065465 Eth
$332,836.00
22,766.700 LINK
0.0956%
68
XT.COM
LINK-ETH$14.65
0.0065649 Eth
$311,136.00
21,263.540 LINK
0.0893%
69
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$14.58
0.0065304 Eth
$306,649.00
40,883.527 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.1717%
70
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.66
0.0065674 Eth
$299,895.00
20,522.799 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0862%
71
Bybit
LINK-USDC$14.63
0.0065550 Eth
$267,738.00
18,675.526 LINK
0.0784%
72
BitStorage
LINK-ETH$14.64
0.0065546 Eth
$253,063.00
17,284.160 LINK
0.0726%
73
Binance
LINK-JPY$14.82
0.0066109 Eth
$249,156.00
17,395.010 LINK
0.0731%
74
GMO Japan
LINK-JPY$14.67
0.0065696 Eth
$236,052.00
16,087.300 LINK
0.0676%
75
Slex
LINK-ETH$14.64
0.0065554 Eth
$233,389.00
15,909.240 LINK
0.0668%
76
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.62
0.0065496 Eth
$229,404.00
15,741.412 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0661%
77
Coinbase Exchange
LINK-BTC$14.65
0.0065609 Eth
$224,219.00
15,308.550 LINK
0.0643%
78
BitDelta
LINK-USDT$14.66
0.0065623 Eth
$223,452.00
15,600.000 LINK
0.0655%
79
WhiteBIT
LINK-TRY$14.75
0.0066058 Eth
$216,878.00
14,708.230 LINK
0.0618%
80
Coinbase Exchange
LINK-USDT$14.64
0.0065543 Eth
$215,795.00
14,743.312 LINK
0.0619%
81
CoinTR
LINK-TRY$14.73
0.0065772 Eth
$206,093.00
14,254.550 LINK
0.0599%
82
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$14.66
0.0065696 Eth
$203,080.00
199,990.729 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.8401%
83
OKX
LINK-USDC$14.63
0.0065540 Eth
$201,526.00
13,953.821 LINK
0.0586%
84
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$14.65
0.0065618 Eth
$168,848.00
11,792.308 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0495%
85
Bitci TR
LINK-TRY$14.74
0.0065975 Eth
$137,459.00
9,493.301 LINK
0.0399%
86
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$14.63
0.0065345 Eth
$128,682.00
9,049.369 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0380%
87
BitMart
LINK-ETH$14.65
0.0065618 Eth
$114,608.00
7,823.460 LINK
0.0329%
88
Bitkub
LINK-THB$14.60
0.0065377 Eth
$114,519.00
7,841.745 LINK
0.0329%
89
Kraken
LINK-GBP$14.71
0.0065872 Eth
$105,847.00
7,197.810 LINK
0.0302%
90
Bitso
LINK-USD$14.71
0.0065887 Eth
$96,810.00
6,581.536 LINK
0.0276%
91
Hotcoin
LINK-ETH$14.69
0.0065351 Eth
$93,927.00
6,395.400 LINK
0.0269%
92
Uniswap V4 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$14.66
0.0065678 Eth
$91,641.00
6,260.593 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0263%
93
Uniswap V3 (Avalanche)
0X5947BB275C521040051D82396192181B413227A3-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7$14.48
0.0064831 Eth
$89,825.00
6,082.736 0X5947BB275C521040051D82396192181B413227A3
0.0256%
94
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$14.63
0.0065546 Eth
$82,004.00
5,605.121 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0235%
95
PointPay
LINK-BTC$14.66
0.0065636 Eth
$75,328.00
5,099.137 LINK
0.0214%
96
KuCoin
LINK-USDC$14.63
0.0065530 Eth
$65,515.00
4,478.391 LINK
0.0188%
97
Binance
LINK-BNB$14.68
0.0065325 Eth
$47,370.00
3,252.119 LINK
0.0137%
98
Dex-Trade
LINK-ETH$14.66
0.0065406 Eth
$32,869.00
2,241.950 LINK
0.0094%
99
Bittime
LINK-USDT$14.65
0.0065422 Eth
$31,253.00
2,169.550 LINK
0.0091%
100
Bittime
LINK-IDR$14.73
0.0065984 Eth
$31,033.00
2,141.870 LINK
0.0090%

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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