ETH Price: $2,833.99 (-9.67%)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

733,119 ( 0.013%)

Market

Price

$20.18 @ 0.007121 ETH (-12.46%)

Onchain Market Cap

$20,180,000,000.00

Circulating Supply Market Cap

$12,911,839,488.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 LINK

Value
$0.00
0x53eae85da8b000bba4a732e5917b30d136427d14
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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 18245.45% |ETH 0.0003846 1751.53%

Market

Volume (24H):$1,502,415,672.00
Market Capitalization:$12,911,839,488.00
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$20.08
0.0069915 Eth
$233,648,934.00
10,809,045.830 LINK
22.1835%
2
Coinbase Exchange
LINK-USD$19.64
0.0068910 Eth
$72,508,128.00
3,692,235.880 LINK
7.5776%
3
Bybit
LINK-USDT$19.82
0.0069789 Eth
$56,967,459.00
2,633,326.723 LINK
5.4044%
4
Upbit
LINK-KRW$21.64
0.0076198 Eth
$50,808,013.00
2,347,653.632 LINK
4.8181%
5
P2B
LINK-USDT$20.11
0.0069853 Eth
$35,931,108.00
1,787,107.950 LINK
3.6677%
6
Gate.io
LINK-USDT$19.76
0.0069680 Eth
$35,666,854.00
1,625,604.640 LINK
3.3362%
7
OKX
LINK-USDT$19.82
0.0069789 Eth
$34,465,956.00
1,578,502.690 LINK
3.2396%
8
DigiFinex
LINK-USDT$19.72
0.0069434 Eth
$28,069,371.00
1,423,322.350 LINK
2.9211%
9
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$20.15
0.0070305 Eth
$25,145,341.00
1,224,285.827 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.5126%
10
XT.COM
LINK-USDT$19.93
0.0069559 Eth
$23,594,250.00
1,093,379.470 LINK
2.2439%
11
Azbit
LINK-USDT$19.56
0.0068930 Eth
$22,926,527.00
1,056,767.092 LINK
2.1688%
12
MEXC
LINK-USDT$19.46
0.0068284 Eth
$21,628,894.00
1,111,487.410 LINK
2.2811%
13
Coinstore
LINK-USDT$19.50
0.0068764 Eth
$18,677,680.00
862,600.300 LINK
1.7703%
14
HTX
LINK-USDT$19.81
0.0069762 Eth
$18,571,694.00
847,485.480 LINK
1.7393%
15
Kraken
LINK-USD$19.65
0.0069248 Eth
$17,649,274.00
898,347.357 LINK
1.8437%
16
Bitunix
LINK-USDT$19.91
0.0069426 Eth
$16,787,677.00
842,864.280 LINK
1.7298%
17
KuCoin
LINK-USDT$19.77
0.0069718 Eth
$16,692,970.00
844,155.277 LINK
1.7325%
18
Slex
LINK-USDT$19.75
0.0069546 Eth
$16,357,346.00
737,491.120 LINK
1.5136%
19
Bitget
LINK-USDT$19.76
0.0069582 Eth
$15,893,988.00
744,819.289 LINK
1.5286%
20
Binance
LINK-USDC$20.44
0.0070184 Eth
$13,978,026.00
644,762.190 LINK
1.3232%
21
CoinW
LINK-USDT$19.45
0.0068246 Eth
$13,594,440.00
698,993.320 LINK
1.4345%
22
BYDFi
LINK-USDT$20.12
0.0069711 Eth
$12,150,954.00
603,853.260 LINK
1.2393%
23
Binance
LINK-FDUSD$20.38
0.0070068 Eth
$11,809,042.00
541,218.330 LINK
1.1107%
24
LATOKEN
LINK-USDT$20.14
0.0069901 Eth
$11,636,785.00
577,907.237 LINK
1.1860%
25
Bithumb
LINK-KRW$21.57
0.0076059 Eth
$11,541,027.00
534,964.530 LINK
1.0979%
26
Coinbase Exchange
LINK-EUR$19.34
0.0067487 Eth
$11,047,422.00
571,271.720 LINK
1.1724%
27
LBank
LINK-USDT$20.13
0.0069923 Eth
$10,624,442.00
527,903.560 LINK
1.0834%
28
QMall
LINK-USDT$20.20
0.0070052 Eth
$9,722,235.00
448,925.486 LINK
0.9213%
29
Binance
LINK-BTC$19.52
0.0068486 Eth
$9,409,438.00
446,611.120 LINK
0.9166%
30
BTSE
LINK-USDT$20.05
0.0069846 Eth
$8,593,559.00
428,588.953 LINK
0.8796%
31
Bitvavo
LINK-EUR$20.51
0.0070227 Eth
$6,749,795.00
329,128.342 LINK
0.6755%
32
Dex-Trade
LINK-USDT$20.45
0.0069954 Eth
$6,175,462.00
301,912.610 LINK
0.6196%
33
Hotcoin
LINK-USDT$19.72
0.0069441 Eth
$5,976,180.00
303,006.830 LINK
0.6219%
34
CoinEx
LINK-USDT$20.06
0.0069894 Eth
$5,490,492.00
251,081.858 LINK
0.5153%
35
WhiteBIT
LINK-USDT$19.54
0.0068575 Eth
$5,207,641.00
266,477.170 LINK
0.5469%
36
Coinbase Exchange
LINK-USDT$19.75
0.0069624 Eth
$5,204,045.00
263,520.819 LINK
0.5408%
37
FMCPAY
LINK-USDT$19.43
0.0068500 Eth
$4,517,682.00
206,160.296 LINK
0.4231%
38
Binance
LINK-ETH$20.40
0.0070119 Eth
$4,042,327.00
196,869.500 LINK
0.4040%
39
PointPay
LINK-USDT$19.78
0.0069730 Eth
$3,876,397.00
179,805.080 LINK
0.3690%
40
Biconomy.com
LINK-USDT$20.13
0.0069876 Eth
$3,810,382.00
173,661.230 LINK
0.3564%
41
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$19.51
0.0068468 Eth
$3,737,763.00
188,210.989 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3863%
42
BingX
LINK-USDT$19.76
0.0069582 Eth
$3,187,507.00
148,026.319 LINK
0.3038%
43
Kraken
LINK-EUR$19.61
0.0069132 Eth
$2,545,249.00
129,770.689 LINK
0.2663%
44
Coinbase Exchange
LINK-GBP$19.71
0.0069496 Eth
$2,538,595.00
128,783.980 LINK
0.2643%
45
Bitstamp
LINK-EUR$19.68
0.0069277 Eth
$2,349,325.00
119,397.582 LINK
0.2450%
46
Phemex
LINK-USDT$20.12
0.0069831 Eth
$2,275,479.00
113,117.380 LINK
0.2322%
47
Bitbank
LINK-JPY$19.70
0.0069246 Eth
$2,030,652.00
103,095.363 LINK
0.2116%
48
Kraken
LINK-USDT$19.73
0.0069549 Eth
$1,977,865.00
100,238.398 LINK
0.2057%
49
Binance
LINK-TRY$20.63
0.0070839 Eth
$1,950,805.00
90,235.030 LINK
0.1852%
50
EXMO
LINK-USDT$19.43
0.0068543 Eth
$1,894,047.00
97,465.679 LINK
0.2000%
51
Bybit
LINK-USDC$19.88
0.0070002 Eth
$1,685,444.00
78,065.140 LINK
0.1602%
52
Binance
LINK-EUR$19.76
0.0069566 Eth
$1,629,718.00
75,619.920 LINK
0.1552%
53
BitStorage
LINK-USDT$19.37
0.0068322 Eth
$1,618,389.00
83,549.750 LINK
0.1715%
54
FMCPAY
LINK-BTC$20.12
0.0069799 Eth
$1,601,701.00
74,525.400 LINK
0.1529%
55
EarnBIT
LINK-USDT$19.62
0.0069074 Eth
$1,587,405.00
73,283.038 LINK
0.1504%
56
AscendEX (BitMax)
LINK-USDT$19.74
0.0069582 Eth
$1,578,914.00
80,000.000 LINK
0.1642%
57
FMCPAY
LINK-ETH$19.93
0.0069563 Eth
$1,520,732.00
73,658.560 LINK
0.1512%
58
Bitstamp
LINK-USD$19.77
0.0069606 Eth
$1,475,262.00
74,621.234 LINK
0.1531%
59
ProBit Global
LINK-USDT$20.11
0.0069755 Eth
$1,371,735.00
68,225.704 LINK
0.1400%
60
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$20.02
0.0070246 Eth
$1,267,118.00
62,202.190 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1277%
61
Coinbase Exchange
LINK-ETH$20.01
0.0069831 Eth
$1,232,200.00
61,579.340 LINK
0.1264%
62
WhiteBIT
LINK-TRY$19.76
0.0069324 Eth
$1,199,290.00
60,705.870 LINK
0.1246%
63
BigONE
LINK-USDT$20.06
0.0069891 Eth
$1,144,359.00
57,036.440 LINK
0.1171%
64
XT.COM
LINK-ETH$20.07
0.0070043 Eth
$1,124,846.00
55,479.370 LINK
0.1139%
65
tanX
LINK-USDC$19.75
0.0069546 Eth
$1,087,414.00
49,250.810 LINK
0.1011%
66
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$19.54
0.0068560 Eth
$976,381.00
46,595.318 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0956%
67
Gemini
LINK-USD$19.80
0.0069710 Eth
$948,069.00
47,883.741 LINK
0.0983%
68
LATOKEN
LINK-BTC$20.15
0.0069934 Eth
$934,343.00
46,359.775 LINK
0.0951%
69
HashKey Exchange
LINK-USD$19.68
0.0069367 Eth
$927,554.00
42,281.900 LINK
0.0868%
70
Tokpie
LINK-USDT$20.36
0.0069932 Eth
$903,676.00
44,377.960 LINK
0.0911%
71
GMO Japan
LINK-JPY$20.25
0.0070338 Eth
$878,340.00
43,385.000 LINK
0.0890%
72
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$19.90
0.0069812 Eth
$803,111.00
862,372.406 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.7699%
73
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$20.11
0.0070801 Eth
$786,306.00
38,290.881 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0786%
74
itBit
LINK-USD$19.35
0.0068250 Eth
$779,955.00
40,307.763 LINK
0.0827%
75
Coinbase Exchange
LINK-BTC$19.43
0.0067823 Eth
$767,844.00
39,509.350 LINK
0.0811%
76
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$19.79
0.0069768 Eth
$764,840.00
37,257.798 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0765%
77
OKX
LINK-USDC$19.89
0.0070016 Eth
$740,769.00
34,587.100 LINK
0.0710%
78
ProBit Global
LINK-BTC$19.51
0.0068452 Eth
$740,481.00
37,958.843 LINK
0.0779%
79
BitDelta
LINK-USDT$19.73
0.0069476 Eth
$737,290.00
33,923.000 LINK
0.0696%
80
Azbit
LINK-ETH$20.15
0.0069937 Eth
$720,178.00
34,988.402 LINK
0.0718%
81
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$20.14
0.0070683 Eth
$703,619.00
34,827.597 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0715%
82
Bitso
LINK-USD$20.73
0.0070741 Eth
$586,519.00
28,297.475 LINK
0.0581%
83
XT.COM
LINK-XT$20.00
0.0069787 Eth
$572,978.00
27,304.260 LINK
0.0560%
84
Kraken
LINK-XBT$19.40
0.0068386 Eth
$556,694.00
28,692.956 LINK
0.0589%
85
WhiteBIT
LINK-BTC$19.34
0.0067850 Eth
$525,095.00
27,156.460 LINK
0.0557%
86
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$19.90
0.0069812 Eth
$490,168.00
24,181.708 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0496%
87
Slex
LINK-BTC$20.11
0.0070007 Eth
$480,003.00
22,552.600 LINK
0.0463%
88
KuCoin
LINK-USDC$19.82
0.0069866 Eth
$466,198.00
23,525.215 LINK
0.0483%
89
WhiteBIT
LINK-EUR$20.07
0.0069678 Eth
$433,716.00
21,608.020 LINK
0.0443%
90
Coinone
LINK-KRW$21.61
0.0076077 Eth
$404,171.00
18,704.906 LINK
0.0384%
91
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$19.81
0.0069529 Eth
$389,341.00
19,256.986 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0395%
92
PointPay
LINK-BTC$19.95
0.0069635 Eth
$374,582.00
17,658.755 LINK
0.0362%
93
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174$19.90
0.0069812 Eth
$359,697.00
16,869.917 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0346%
94
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$19.06
0.0066875 Eth
$297,108.00
14,119.660 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0290%
95
Dex-Trade
LINK-BTC$20.16
0.0070050 Eth
$269,330.00
13,358.100 LINK
0.0274%
96
BitMart
LINK-BTC$19.96
0.0070025 Eth
$257,134.00
12,885.320 LINK
0.0264%
97
Slex
LINK-ETH$20.13
0.0070086 Eth
$255,102.00
12,333.070 LINK
0.0253%
98
XT.COM
LINK-BTC$19.98
0.0069736 Eth
$235,376.00
11,124.610 LINK
0.0228%
99
BYDFi
LINK-USDC$19.38
0.0068293 Eth
$219,725.00
11,340.370 LINK
0.0233%
100
Independent Reserve
LINK-AUD$20.70
0.0070616 Eth
$135,613.00
6,551.404 LINK
0.0134%

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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