ETH Price: $3,876.22 (-1.48%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

724,852 ( -0.009%)

Market

Price

$23.37 @ 0.006029 ETH (-2.15%)

Onchain Market Cap

$23,370,000,000.00

Circulating Supply Market Cap

$14,643,130,706.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0.114072443255062912 LINK

Value
$2.67 ( ~0.00068881536184602 Eth) [0.0000%]
0x979fdeeeb9e5edae6ddeedc807e49fe6e9bcedec
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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 21145.45% |ETH 0.0003846 1467.6%

Market

Volume (24H):$2,239,921,433.00
Market Capitalization:$14,643,130,706.00
Circulating Supply:626,849,971.00 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
Coinbase Exchange
LINK-USD$23.39
0.0060374 Eth
$122,082,864.00
5,220,116.490 LINK
11.9739%
2
WhiteBIT
LINK-USDT$23.44
0.0060547 Eth
$83,803,726.00
3,575,214.650 LINK
8.2008%
3
Bitget
LINK-USDT$23.44
0.0060548 Eth
$73,119,890.00
3,056,407.325 LINK
7.0108%
4
Bybit
LINK-USDT$23.43
0.0060532 Eth
$59,150,494.00
2,472,411.261 LINK
5.6712%
5
Gate.io
LINK-USDT$23.43
0.0060529 Eth
$54,725,365.00
2,283,555.360 LINK
5.2380%
6
MEXC
LINK-USDT$23.36
0.0060324 Eth
$44,282,608.00
1,895,685.380 LINK
4.3483%
7
OKX
LINK-USDT$23.40
0.0060448 Eth
$33,187,950.00
1,386,743.472 LINK
3.1809%
8
Hotcoin
LINK-USDT$23.31
0.0060238 Eth
$32,987,064.00
1,415,195.980 LINK
3.2462%
9
Binance
LINK-FDUSD$23.41
0.0060475 Eth
$32,200,704.00
1,346,487.470 LINK
3.0886%
10
BTSE
LINK-USDT$23.37
0.0060313 Eth
$30,567,975.00
1,308,022.164 LINK
3.0003%
11
P2B
LINK-USDT$23.31
0.0060239 Eth
$28,977,177.00
1,243,211.370 LINK
2.8517%
12
DigiFinex
LINK-USDT$23.43
0.0060521 Eth
$26,555,891.00
1,133,419.590 LINK
2.5998%
13
Ourbit
LINK-USDT$23.38
0.0060369 Eth
$26,415,765.00
1,103,835.500 LINK
2.5320%
14
Bitunix
LINK-USDT$23.37
0.0060355 Eth
$26,171,720.00
1,119,424.450 LINK
2.5677%
15
Deepcoin
LINK-USDT$23.39
0.0060389 Eth
$23,977,686.00
1,007,228.759 LINK
2.3104%
16
Slex
LINK-USDT$23.33
0.0060259 Eth
$22,865,519.00
954,124.000 LINK
2.1886%
17
XT.COM
LINK-USDT$23.36
0.0060316 Eth
$20,957,277.00
876,204.330 LINK
2.0098%
18
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$23.45
0.0060519 Eth
$17,626,800.00
736,563.444 0X514910771AF9CA656AF840DFF83E8264ECF986CA
1.6895%
19
Coinstore
LINK-USDT$23.43
0.0060433 Eth
$17,375,977.00
725,234.230 LINK
1.6635%
20
CoinW
LINK-USDT$23.32
0.0060274 Eth
$16,595,167.00
711,606.840 LINK
1.6323%
21
Kraken
LINK-USD$23.42
0.0060495 Eth
$13,538,349.00
578,189.312 LINK
1.3262%
22
KuCoin
LINK-USDT$23.43
0.0060536 Eth
$12,481,241.00
532,657.070 LINK
1.2218%
23
HTX
LINK-USDT$23.37
0.0060349 Eth
$11,840,469.00
495,857.046 LINK
1.1374%
24
Azbit
LINK-USDT$23.37
0.0060373 Eth
$11,501,938.00
480,792.560 LINK
1.1028%
25
BYDFi
LINK-USDT$23.40
0.0060451 Eth
$11,334,303.00
484,411.870 LINK
1.1111%
26
Bithumb
LINK-KRW$23.13
0.0059748 Eth
$11,196,382.00
484,147.292 LINK
1.1105%
27
Biconomy.com
LINK-USDT$23.32
0.0060264 Eth
$10,858,812.00
453,079.170 LINK
1.0393%
28
Binance
LINK-BTC$23.38
0.0060398 Eth
$9,953,356.00
421,608.300 LINK
0.9671%
29
LATOKEN
LINK-USDT$23.33
0.0060296 Eth
$9,629,934.00
412,783.441 LINK
0.9468%
30
Kraken
LINK-EUR$23.34
0.0060294 Eth
$6,550,649.00
280,698.042 LINK
0.6439%
31
Binance
LINK-USDC$23.38
0.0060330 Eth
$6,523,662.00
273,857.040 LINK
0.6282%
32
Coinbase Exchange
LINK-EUR$23.44
0.0060550 Eth
$6,402,489.00
273,130.200 LINK
0.6265%
33
Bitvavo
LINK-EUR$23.38
0.0060363 Eth
$5,765,392.00
246,619.667 LINK
0.5657%
34
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$23.41
0.0060471 Eth
$4,961,950.00
207,804.339 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4767%
35
Dex-Trade
LINK-USDT$23.18
0.0060060 Eth
$4,321,879.00
186,470.108 LINK
0.4277%
36
BingX
LINK-USDT$23.40
0.0060446 Eth
$4,010,247.00
167,588.431 LINK
0.3844%
37
CoinEx
LINK-USDT$23.37
0.0060391 Eth
$3,668,551.00
152,834.702 LINK
0.3506%
38
WhiteBIT
LINK-TRY$23.34
0.0060336 Eth
$3,604,027.00
154,432.130 LINK
0.3542%
39
FMCPAY
LINK-USDT$23.35
0.0060288 Eth
$3,504,314.00
146,702.235 LINK
0.3365%
40
ProBit Global
LINK-USDT$23.36
0.0060314 Eth
$3,171,731.00
135,783.687 LINK
0.3115%
41
EXMO
LINK-USDT$23.37
0.0060344 Eth
$3,089,827.00
132,225.896 LINK
0.3033%
42
Dcoin
LINK-USDT$23.32
0.0060285 Eth
$3,070,911.00
131,659.000 LINK
0.3020%
43
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$23.32
0.0060250 Eth
$3,017,135.00
129,378.998 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2968%
44
WhiteBIT
LINK-BTC$23.40
0.0060441 Eth
$2,904,888.00
124,144.420 LINK
0.2848%
45
BigONE
LINK-USDT$23.32
0.0060156 Eth
$2,835,745.00
121,613.410 LINK
0.2790%
46
PointPay
LINK-USDT$23.37
0.0060367 Eth
$2,340,224.00
97,830.357 LINK
0.2244%
47
Kraken
LINK-USDT$23.41
0.0060480 Eth
$2,293,376.00
97,969.573 LINK
0.2247%
48
Phemex
LINK-USDT$23.36
0.0060317 Eth
$2,125,440.00
90,991.660 LINK
0.2087%
49
LATOKEN
LINK-BTC$23.40
0.0060445 Eth
$1,901,240.00
81,264.761 LINK
0.1864%
50
Azbit
LINK-ETH$23.38
0.0060396 Eth
$1,891,438.00
79,285.057 LINK
0.1819%
51
Trubit
LINK-USDT$23.40
0.0060386 Eth
$1,801,557.00
75,413.160 LINK
0.1730%
52
Binance
LINK-EUR$23.33
0.0060315 Eth
$1,735,857.00
72,625.820 LINK
0.1666%
53
FMCPAY
LINK-ETH$23.42
0.0060476 Eth
$1,734,314.00
72,515.520 LINK
0.1663%
54
Kraken
LINK-XBT$23.38
0.0060411 Eth
$1,687,975.00
72,189.543 LINK
0.1656%
55
FMCPAY
LINK-BTC$23.33
0.0060314 Eth
$1,645,764.00
69,685.650 LINK
0.1598%
56
EarnBIT
LINK-USDT$23.23
0.0060113 Eth
$1,576,865.00
65,870.460 LINK
0.1511%
57
Coinbase Exchange
LINK-USDT$23.37
0.0060348 Eth
$1,568,807.00
67,127.338 LINK
0.1540%
58
BitStorage
LINK-USDT$23.39
0.0060330 Eth
$1,556,178.00
66,535.720 LINK
0.1526%
59
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$23.40
0.0060380 Eth
$1,517,939.00
63,485.304 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1456%
60
itBit
LINK-USD$23.40
0.0060392 Eth
$1,363,404.00
58,265.120 LINK
0.1336%
61
Binance
LINK-ETH$23.46
0.0060574 Eth
$1,343,669.00
56,236.460 LINK
0.1290%
62
Hotcoin
LINK-ETH$23.36
0.0060372 Eth
$1,321,835.00
56,590.060 LINK
0.1298%
63
Bybit
LINK-USDC$23.39
0.0060435 Eth
$1,305,641.00
54,505.825 LINK
0.1250%
64
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$23.38
0.0060391 Eth
$1,231,440.00
51,588.977 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1183%
65
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$23.41
0.0060471 Eth
$1,228,254.00
51,615.676 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1184%
66
Gemini
LINK-USD$23.38
0.0060399 Eth
$1,151,711.00
49,265.147 LINK
0.1130%
67
Binance
LINK-TRY$23.38
0.0060342 Eth
$1,134,062.00
47,178.320 LINK
0.1082%
68
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$23.38
0.0060334 Eth
$1,108,517.00
46,362.371 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1063%
69
tanX
LINK-USDC$23.32
0.0060269 Eth
$983,854.00
41,062.710 LINK
0.0942%
70
OKX
LINK-USDC$23.44
0.0060547 Eth
$834,070.00
34,983.809 LINK
0.0802%
71
Coinbase Exchange
LINK-GBP$23.39
0.0060426 Eth
$833,046.00
35,610.420 LINK
0.0817%
72
WhiteBIT
LINK-EUR$23.36
0.0060363 Eth
$823,453.00
35,244.680 LINK
0.0808%
73
BitMart
LINK-BTC$23.39
0.0060406 Eth
$820,075.00
35,058.780 LINK
0.0804%
74
Bitbank
LINK-JPY$23.38
0.0060370 Eth
$805,803.00
34,468.655 LINK
0.0791%
75
ProBit Global
LINK-BTC$23.38
0.0060360 Eth
$760,325.00
32,524.862 LINK
0.0746%
76
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$23.30
0.0060171 Eth
$720,605.00
30,138.175 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0691%
77
KickEX
LINK-USDT$23.33
0.0060292 Eth
$694,592.00
29,767.257 LINK
0.0683%
78
Coinbase Exchange
LINK-BTC$23.37
0.0060374 Eth
$693,794.00
29,686.810 LINK
0.0681%
79
Nonkyc.io
LINK-USDT$23.31
0.0060228 Eth
$625,230.00
26,164.972 LINK
0.0600%
80
CEX.IO
LINK-USDT$23.38
0.0060365 Eth
$611,112.00
25,169.068 LINK
0.0577%
81
BYDFi
LINK-USDC$23.34
0.0060345 Eth
$604,665.00
25,905.440 LINK
0.0594%
82
BitMart
LINK-ETH$23.43
0.0060490 Eth
$601,801.00
25,688.620 LINK
0.0589%
83
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$23.40
0.0060447 Eth
$573,089.00
584,053.809 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
1.3397%
84
Slex
LINK-BTC$23.37
0.0060367 Eth
$532,924.00
22,587.800 LINK
0.0518%
85
WEEX
LINK-USDC$23.40
0.0060403 Eth
$500,284.00
21,377.715 LINK
0.0490%
86
Binance
LINK-BRL$23.36
0.0060267 Eth
$475,300.00
19,834.970 LINK
0.0455%
87
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$23.51
0.0060655 Eth
$431,322.00
17,895.955 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0410%
88
Slex
LINK-ETH$23.36
0.0060337 Eth
$400,272.00
16,743.920 LINK
0.0384%
89
PointPay
LINK-BTC$23.36
0.0060341 Eth
$395,708.00
16,761.297 LINK
0.0384%
90
BitDelta
LINK-USDT$23.38
0.0060393 Eth
$386,142.00
16,166.000 LINK
0.0371%
91
Binance
LINK-BNB$23.41
0.0060460 Eth
$363,724.00
15,238.172 LINK
0.0350%
92
GMO Japan
LINK-JPY$23.34
0.0060288 Eth
$361,462.00
15,488.600 LINK
0.0355%
93
Kraken
LINK-GBP$23.39
0.0060419 Eth
$341,884.00
14,619.402 LINK
0.0335%
94
HashKey Exchange
LINK-USD$23.45
0.0060593 Eth
$329,602.00
13,838.565 LINK
0.0317%
95
Foxbit
LINK-BRL$23.42
0.0060522 Eth
$306,389.00
12,999.319 LINK
0.0298%
96
Coinbase Exchange
LINK-ETH$23.35
0.0060292 Eth
$285,795.00
12,239.500 LINK
0.0281%
97
KuCoin
LINK-USDC$23.43
0.0060522 Eth
$255,539.00
10,908.135 LINK
0.0250%
98
Bitcointry
LINK-USDT$23.37
0.0060355 Eth
$222,162.00
9,275.513 LINK
0.0213%
99
Binance US
LINK-USDT$23.38
0.0060394 Eth
$221,937.00
9,493.795 LINK
0.0218%
100
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$23.39
0.0060438 Eth
$31,186.00
1,305.951 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0030%

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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