ETH Price: $3,162.23 (-3.58%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

722,930 ( -0.006%)

Market

Price

$13.30 @ 0.004206 ETH (-5.76%)

Onchain Market Cap

$13,300,000,000.00

Circulating Supply Market Cap

$8,338,182,285.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
12.94998203 LINK

Value
$172.23 ( ~0.054464659536524 Eth) [0.0000%]
0x2004eeda7ee538521e648dc4b5e8e5b3a2f331fb
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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 11990.91% |ETH 0.0003846 993.6%

Market

Volume (24H):$1,018,808,535.00
Market Capitalization:$8,338,182,285.00
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
WhiteBIT
LINK-USDT$13.38
0.0042187 Eth
$108,242,221.00
8,089,224.560 LINK
18.4994%
2
Binance
LINK-USDT$13.32
0.0042208 Eth
$86,234,183.00
6,423,913.690 LINK
14.6910%
3
Gate.io
LINK-USDT$13.36
0.0042127 Eth
$36,741,208.00
2,743,809.760 LINK
6.2749%
4
Coinbase Exchange
LINK-USD$13.33
0.0042009 Eth
$33,995,662.00
2,551,269.160 LINK
5.8345%
5
MEXC
LINK-USDT$13.32
0.0042186 Eth
$18,759,304.00
1,408,107.150 LINK
3.2202%
6
BTSE
LINK-USDT$13.38
0.0042181 Eth
$17,022,762.00
1,272,329.577 LINK
2.9097%
7
OKX
LINK-USDT$13.37
0.0042152 Eth
$16,898,988.00
1,260,064.708 LINK
2.8817%
8
Bybit
LINK-USDT$13.32
0.0042123 Eth
$16,255,843.00
1,211,531.774 LINK
2.7707%
9
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$13.36
0.0042249 Eth
$14,533,267.00
1,084,688.951 0X514910771AF9CA656AF840DFF83E8264ECF986CA
2.4806%
10
Bitunix
LINK-USDT$13.33
0.0042238 Eth
$13,612,600.00
1,021,857.300 LINK
2.3369%
11
Bitget
LINK-USDT$13.35
0.0042086 Eth
$13,001,973.00
967,189.774 LINK
2.2119%
12
Hotcoin
LINK-USDT$13.38
0.0042190 Eth
$12,428,133.00
928,766.440 LINK
2.1240%
13
P2B
LINK-USDT$13.35
0.0042206 Eth
$11,744,028.00
879,476.420 LINK
2.0113%
14
DigiFinex
LINK-USDT$13.33
0.0042035 Eth
$11,536,139.00
865,431.980 LINK
1.9792%
15
Upbit
LINK-KRW$13.52
0.0042632 Eth
$11,292,932.00
835,321.572 LINK
1.9103%
16
HTX
LINK-USDT$13.35
0.0042073 Eth
$10,985,597.00
815,713.668 LINK
1.8655%
17
XT.COM
LINK-USDT$13.37
0.0042313 Eth
$8,675,517.00
645,303.250 LINK
1.4758%
18
FameEX
LINK-USDT$13.36
0.0042233 Eth
$8,662,374.00
644,835.201 LINK
1.4747%
19
CoinW
LINK-USDT$13.24
0.0042283 Eth
$8,109,548.00
612,555.890 LINK
1.4009%
20
Slex
LINK-USDT$13.31
0.0042212 Eth
$8,084,635.00
601,182.380 LINK
1.3749%
21
Biconomy.com
LINK-USDT$13.36
0.0042124 Eth
$6,672,740.00
496,692.180 LINK
1.1359%
22
Azbit
LINK-USDT$13.15
0.0042050 Eth
$6,506,305.00
484,091.320 LINK
1.1071%
23
WhiteBIT
LINK-BTC$13.32
0.0042198 Eth
$6,476,038.00
486,172.240 LINK
1.1118%
24
Binance
LINK-FDUSD$13.37
0.0042152 Eth
$5,845,907.00
433,919.310 LINK
0.9923%
25
Coinstore
LINK-USDT$13.35
0.0042297 Eth
$5,722,471.00
425,615.570 LINK
0.9733%
26
KuCoin
LINK-USDT$13.36
0.0042135 Eth
$4,527,022.00
338,748.212 LINK
0.7747%
27
LATOKEN
LINK-USDT$13.21
0.0042264 Eth
$4,264,742.00
322,733.251 LINK
0.7381%
28
BYDFi
LINK-USDT$13.23
0.0042159 Eth
$3,996,555.00
302,104.860 LINK
0.6909%
29
Bithumb
LINK-KRW$13.55
0.0042713 Eth
$3,835,792.00
283,130.858 LINK
0.6475%
30
Kraken
LINK-USD$13.34
0.0042055 Eth
$3,520,634.00
263,986.860 LINK
0.6037%
31
WhiteBIT
LINK-EUR$13.17
0.0042140 Eth
$3,245,111.00
246,398.440 LINK
0.5635%
32
C-Patex
LINK-USDT$13.25
0.0042350 Eth
$3,154,624.00
238,038.789 LINK
0.5444%
33
LBank
LINK-USDT$13.27
0.0042084 Eth
$2,899,705.00
218,525.160 LINK
0.4997%
34
ProBit Global
LINK-USDT$13.37
0.0042142 Eth
$2,826,188.00
211,392.738 LINK
0.4834%
35
Bitvavo
LINK-EUR$13.36
0.0042234 Eth
$2,757,305.00
206,366.499 LINK
0.4719%
36
WhiteBIT
LINK-TRY$13.43
0.0042357 Eth
$2,467,970.00
183,698.330 LINK
0.4201%
37
Dex-Trade
LINK-USDT$13.23
0.0042313 Eth
$2,350,030.00
177,647.352 LINK
0.4063%
38
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$13.40
0.0042240 Eth
$2,061,580.00
154,519.325 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3534%
39
Trubit
LINK-USDT$13.34
0.0042056 Eth
$1,935,703.00
143,827.950 LINK
0.3289%
40
Binance
LINK-USDC$13.34
0.0042047 Eth
$1,864,983.00
139,023.740 LINK
0.3179%
41
CoinEx
LINK-USDT$13.35
0.0042107 Eth
$1,748,487.00
130,009.219 LINK
0.2973%
42
AscendEX (BitMax)
LINK-USDT$13.37
0.0042150 Eth
$1,726,373.00
129,156.300 LINK
0.2954%
43
FMCPAY
LINK-USDT$13.35
0.0042103 Eth
$1,573,574.00
117,217.141 LINK
0.2681%
44
BigONE
LINK-USDT$13.16
0.0042124 Eth
$1,390,027.00
105,601.390 LINK
0.2415%
45
Coinbase Exchange
LINK-EUR$13.37
0.0042392 Eth
$1,372,133.00
102,614.200 LINK
0.2347%
46
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$13.36
0.0042261 Eth
$1,222,167.00
91,627.625 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.2095%
47
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$13.37
0.0042171 Eth
$1,180,961.00
89,404.871 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2045%
48
HashKey Global
LINK-USDT$13.21
0.0042267 Eth
$1,143,138.00
84,631.667 LINK
0.1935%
49
Azbit
LINK-ETH$13.35
0.0042095 Eth
$1,137,631.00
85,109.423 LINK
0.1946%
50
Kraken
LINK-EUR$13.35
0.0042087 Eth
$1,082,582.00
81,112.998 LINK
0.1855%
51
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$13.24
0.0041879 Eth
$1,026,647.00
77,192.275 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1765%
52
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$13.31
0.0042074 Eth
$960,730.00
71,650.598 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.1639%
53
Phemex
LINK-USDT$13.26
0.0042357 Eth
$938,666.00
70,808.330 LINK
0.1619%
54
EXMO
LINK-USDT$13.37
0.0042146 Eth
$923,237.00
69,062.565 LINK
0.1579%
55
FMCPAY
LINK-BTC$13.32
0.0042179 Eth
$914,202.00
68,815.600 LINK
0.1574%
56
Kraken
LINK-USDT$13.32
0.0042019 Eth
$909,448.00
68,251.362 LINK
0.1561%
57
PointPay
LINK-USDT$13.33
0.0042219 Eth
$882,499.00
65,981.845 LINK
0.1509%
58
Gemini
LINK-USD$13.30
0.0042062 Eth
$865,803.00
65,088.200 LINK
0.1489%
59
Kraken
LINK-XBT$13.38
0.0042181 Eth
$835,606.00
62,469.039 LINK
0.1429%
60
LATOKEN
LINK-BTC$13.24
0.0042194 Eth
$814,475.00
61,515.639 LINK
0.1407%
61
EarnBIT
LINK-USDT$13.38
0.0042296 Eth
$811,581.00
60,324.102 LINK
0.1380%
62
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$13.31
0.0041973 Eth
$750,425.00
56,194.236 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1285%
63
AscendEX (BitMax)
LINK-BTC$13.35
0.0042088 Eth
$742,129.00
55,603.200 LINK
0.1272%
64
tanX
LINK-USDC$13.33
0.0042157 Eth
$697,448.00
51,867.030 LINK
0.1186%
65
Binance
LINK-BRL$13.31
0.0042455 Eth
$682,455.00
49,864.700 LINK
0.1140%
66
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$13.26
0.0041941 Eth
$638,167.00
46,971.079 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1074%
67
itBit
LINK-USD$13.38
0.0042184 Eth
$619,700.00
46,315.417 LINK
0.1059%
68
ProBit Global
LINK-BTC$13.13
0.0042010 Eth
$580,424.00
44,207.301 LINK
0.1011%
69
BitStorage
LINK-USDT$13.35
0.0042206 Eth
$579,068.00
43,364.760 LINK
0.0992%
70
Coinbase Exchange
LINK-GBP$13.34
0.0042288 Eth
$551,182.00
41,321.410 LINK
0.0945%
71
WEEX
LINK-USDC$13.24
0.0042360 Eth
$501,626.00
37,874.002 LINK
0.0866%
72
BYDFi
LINK-USDC$13.23
0.0042255 Eth
$461,146.00
34,855.970 LINK
0.0797%
73
Bybit
LINK-USDC$13.33
0.0042160 Eth
$459,292.00
34,423.520 LINK
0.0787%
74
Binance
LINK-EUR$13.36
0.0042132 Eth
$456,397.00
33,967.840 LINK
0.0777%
75
Nonkyc.io
LINK-USDT$13.11
0.0041939 Eth
$454,775.00
33,958.812 LINK
0.0777%
76
OKX
LINK-USDC$13.36
0.0042127 Eth
$423,216.00
31,591.128 LINK
0.0722%
77
KickEX
LINK-USDT$13.34
0.0042067 Eth
$409,665.00
30,702.340 LINK
0.0702%
78
Coinbase Exchange
LINK-BTC$13.37
0.0042151 Eth
$398,968.00
29,841.150 LINK
0.0682%
79
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$13.31
0.0042075 Eth
$360,210.00
362,952.941 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
0.8300%
80
BitMart
LINK-BTC$13.34
0.0042179 Eth
$330,875.00
24,796.260 LINK
0.0567%
81
Bitbank
LINK-JPY$13.34
0.0042155 Eth
$319,932.00
23,985.796 LINK
0.0549%
82
BitDelta
LINK-USDT$13.28
0.0042196 Eth
$275,408.00
20,477.000 LINK
0.0468%
83
Coinbase Exchange
LINK-USDT$13.38
0.0042287 Eth
$247,410.00
18,493.722 LINK
0.0423%
84
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$13.33
0.0042037 Eth
$244,683.00
18,318.225 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0419%
85
Slex
LINK-ETH$13.31
0.0042282 Eth
$231,930.00
17,451.120 LINK
0.0399%
86
Bitso
LINK-USD$13.28
0.0042063 Eth
$217,078.00
16,341.898 LINK
0.0374%
87
Hotcoin
LINK-ETH$13.37
0.0042161 Eth
$207,963.00
15,550.570 LINK
0.0356%
88
Slex
LINK-BTC$13.30
0.0042247 Eth
$185,919.00
14,096.800 LINK
0.0322%
89
Foxbit
LINK-BRL$13.33
0.0042392 Eth
$172,491.00
12,902.797 LINK
0.0295%
90
Binance US
LINK-USDT$13.23
0.0041800 Eth
$170,765.00
12,911.079 LINK
0.0295%
91
Coinone
LINK-KRW$13.54
0.0042816 Eth
$167,332.00
12,357.753 LINK
0.0283%
92
KuCoin
LINK-USDC$13.36
0.0042133 Eth
$155,241.00
11,616.842 LINK
0.0266%
93
PointPay
LINK-BTC$13.37
0.0042157 Eth
$149,736.00
11,337.170 LINK
0.0259%
94
Mercado Bitcoin
LINK-BRL$13.42
0.0042297 Eth
$144,719.00
10,787.158 LINK
0.0247%
95
Bitkub
LINK-THB$13.20
0.0042052 Eth
$143,326.00
10,856.982 LINK
0.0248%
96
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$13.43
0.0042797 Eth
$131,477.00
9,711.236 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0222%
97
Bitcointry
LINK-USDT$13.15
0.0042084 Eth
$90,250.00
6,721.337 LINK
0.0154%
98
BitStorage
LINK-ETH$13.38
0.0042296 Eth
$87,118.00
6,510.140 LINK
0.0149%
99
Coinbase Exchange
LINK-ETH$13.38
0.0042296 Eth
$68,802.00
5,143.810 LINK
0.0118%
100
Kraken
LINK-GBP$13.31
0.0041964 Eth
$51,573.00
3,875.495 LINK
0.0089%

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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