ETH Price: $3,270.81 (-2.36%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

728,056 ( 0.015%)

Market

Price

$24.44 @ 0.007472 ETH (-4.57%)

Onchain Market Cap

$24,440,000,000.00

Circulating Supply Market Cap

$15,538,648,349.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
0 LINK

Value
$0.00
0xb2a9743cc96ef9c90c84a93ba751f8e862237cbd
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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 22118.18% |ETH 0.0003846 1842.8%

Market

Volume (24H):$2,607,213,746.00
Market Capitalization:$15,538,648,349.00
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$24.37
0.0074662 Eth
$379,253,312.00
15,000,722.740 LINK
20.4922%
2
WhiteBIT
LINK-USDT$24.63
0.0075385 Eth
$269,131,061.00
10,926,822.820 LINK
14.9269%
3
Coinbase Exchange
LINK-USD$24.84
0.0075996 Eth
$129,529,574.00
5,215,605.940 LINK
7.1249%
4
Bybit
LINK-USDT$24.83
0.0075992 Eth
$119,198,234.00
4,712,426.404 LINK
6.4375%
5
P2B
LINK-USDT$24.42
0.0074778 Eth
$56,397,124.00
2,309,282.040 LINK
3.1547%
6
OKX
LINK-USDT$24.83
0.0075988 Eth
$55,428,657.00
2,191,776.868 LINK
2.9941%
7
Gate.io
LINK-USDT$24.85
0.0076049 Eth
$51,037,733.00
2,022,619.620 LINK
2.7631%
8
DigiFinex
LINK-USDT$24.85
0.0076053 Eth
$48,065,939.00
1,933,978.360 LINK
2.6420%
9
XT.COM
LINK-USDT$24.49
0.0074996 Eth
$37,895,840.00
1,498,727.770 LINK
2.0474%
10
Bitget
LINK-USDT$24.87
0.0076099 Eth
$35,449,397.00
1,399,408.731 LINK
1.9117%
11
Azbit
LINK-USDT$24.78
0.0075817 Eth
$33,887,384.00
1,338,831.961 LINK
1.8289%
12
MEXC
LINK-USDT$24.85
0.0076037 Eth
$33,784,154.00
1,359,615.930 LINK
1.8573%
13
Bitunix
LINK-USDT$24.62
0.0075351 Eth
$28,495,522.00
1,157,213.810 LINK
1.5808%
14
HTX
LINK-USDT$24.84
0.0076019 Eth
$28,259,308.00
1,127,912.449 LINK
1.5408%
15
Coinstore
LINK-USDT$24.72
0.0075621 Eth
$28,232,320.00
1,118,596.310 LINK
1.5281%
16
Slex
LINK-USDT$24.59
0.0075258 Eth
$24,185,030.00
967,008.170 LINK
1.3210%
17
CoinW
LINK-USDT$24.67
0.0075504 Eth
$23,326,380.00
945,558.690 LINK
1.2917%
18
BYDFi
LINK-USDT$24.61
0.0075336 Eth
$20,645,953.00
838,780.300 LINK
1.1458%
19
KuCoin
LINK-USDT$24.84
0.0076022 Eth
$20,179,099.00
812,254.732 LINK
1.1096%
20
Binance
LINK-FDUSD$24.38
0.0074699 Eth
$19,157,001.00
756,542.300 LINK
1.0335%
21
LBank
LINK-USDT$24.75
0.0075722 Eth
$17,710,849.00
715,580.910 LINK
0.9775%
22
Kraken
LINK-USD$24.78
0.0075834 Eth
$16,794,778.00
677,702.326 LINK
0.9258%
23
Hotcoin
LINK-USDT$24.74
0.0075717 Eth
$15,644,384.00
632,324.600 LINK
0.8638%
24
Binance
LINK-USDC$24.84
0.0076009 Eth
$15,617,307.00
617,825.750 LINK
0.8440%
25
LATOKEN
LINK-USDT$24.63
0.0075396 Eth
$15,611,627.00
633,742.806 LINK
0.8657%
26
QMall
LINK-USDT$24.75
0.0075740 Eth
$15,269,478.00
603,742.882 LINK
0.8248%
27
BTSE
LINK-USDT$24.33
0.0074604 Eth
$14,016,917.00
576,163.053 LINK
0.7871%
28
WhiteBIT
LINK-BTC$24.60
0.0075306 Eth
$13,009,856.00
528,757.010 LINK
0.7223%
29
Coinbase Exchange
LINK-EUR$24.78
0.0075828 Eth
$12,160,006.00
490,681.620 LINK
0.6703%
30
Binance
LINK-BTC$24.77
0.0075794 Eth
$12,102,472.00
487,694.620 LINK
0.6662%
31
Bitvavo
LINK-EUR$24.62
0.0075371 Eth
$9,552,016.00
387,988.247 LINK
0.5300%
32
Coinbase Exchange
LINK-GBP$24.77
0.0075795 Eth
$8,922,235.00
360,187.050 LINK
0.4920%
33
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$24.63
0.0075355 Eth
$8,301,917.00
331,936.634 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4535%
34
Dex-Trade
LINK-USDT$24.63
0.0075392 Eth
$8,181,424.00
332,169.706 LINK
0.4538%
35
WhiteBIT
LINK-TRY$24.70
0.0075603 Eth
$8,169,308.00
330,719.020 LINK
0.4518%
36
PointPay
LINK-USDT$24.68
0.0075566 Eth
$5,958,021.00
235,594.042 LINK
0.3218%
37
BingX
LINK-USDT$24.86
0.0076068 Eth
$5,172,007.00
204,444.410 LINK
0.2793%
38
CoinEx
LINK-USDT$24.69
0.0075545 Eth
$5,089,512.00
203,416.397 LINK
0.2779%
39
FMCPAY
LINK-USDT$24.63
0.0075407 Eth
$4,083,462.00
163,755.117 LINK
0.2237%
40
WhiteBIT
LINK-EUR$24.60
0.0075292 Eth
$3,780,944.00
153,696.930 LINK
0.2100%
41
Kraken
LINK-EUR$24.77
0.0075802 Eth
$3,467,974.00
139,998.516 LINK
0.1912%
42
Phemex
LINK-USDT$24.80
0.0075878 Eth
$3,416,190.00
137,742.190 LINK
0.1882%
43
Coinbase Exchange
LINK-USDT$24.74
0.0075717 Eth
$3,263,538.00
131,907.735 LINK
0.1802%
44
Binance
LINK-TRY$24.58
0.0075320 Eth
$3,024,348.00
117,817.580 LINK
0.1609%
45
Tokpie
LINK-USDT$24.26
0.0074233 Eth
$2,946,238.00
121,451.012 LINK
0.1659%
46
Bitbank
LINK-JPY$24.79
0.0075876 Eth
$2,807,614.00
113,263.936 LINK
0.1547%
47
BigONE
LINK-USDT$24.86
0.0076066 Eth
$2,720,146.00
109,410.240 LINK
0.1495%
48
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$24.73
0.0075660 Eth
$2,695,304.00
107,198.503 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1464%
49
EarnBIT
LINK-USDT$24.83
0.0075979 Eth
$2,616,870.00
103,461.109 LINK
0.1413%
50
EXMO
LINK-USDT$24.82
0.0075938 Eth
$2,586,256.00
104,218.134 LINK
0.1424%
51
BitStorage
LINK-USDT$24.57
0.0075213 Eth
$2,548,138.00
103,692.230 LINK
0.1417%
52
Kraken
LINK-USDT$24.77
0.0075796 Eth
$2,351,519.00
94,936.787 LINK
0.1297%
53
Bitstamp
LINK-EUR$24.80
0.0075897 Eth
$2,294,670.00
92,517.432 LINK
0.1264%
54
BitMart
LINK-USDT$24.60
0.0075263 Eth
$2,289,468.00
93,066.720 LINK
0.1271%
55
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$24.62
0.0075348 Eth
$2,219,948.00
89,118.475 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1217%
56
ProBit Global
LINK-USDT$24.77
0.0075783 Eth
$2,007,387.00
81,044.947 LINK
0.1107%
57
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$24.53
0.0075082 Eth
$1,953,014.00
147,498.268 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2015%
58
Quickswap (v3)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$24.59
0.0075253 Eth
$1,947,110.00
1,988,047.469 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.7158%
59
Binance
LINK-ETH$24.41
0.0074813 Eth
$1,871,044.00
74,616.100 LINK
0.1019%
60
AscendEX (BitMax)
LINK-USDT$24.86
0.0076063 Eth
$1,794,062.00
72,176.500 LINK
0.0986%
61
Bybit
LINK-USDC$24.85
0.0076041 Eth
$1,753,111.00
69,555.159 LINK
0.0950%
62
FMCPAY
LINK-BTC$24.58
0.0075253 Eth
$1,716,862.00
69,506.300 LINK
0.0950%
63
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$24.64
0.0075397 Eth
$1,681,091.00
67,453.098 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0921%
64
Binance
LINK-EUR$24.34
0.0074650 Eth
$1,661,423.00
65,750.290 LINK
0.0898%
65
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$24.65
0.0075428 Eth
$1,520,494.00
1,556,728.607 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.1266%
66
Gemini
LINK-USD$24.82
0.0075937 Eth
$1,437,095.00
57,910.851 LINK
0.0791%
67
itBit
LINK-USD$24.61
0.0075323 Eth
$1,418,548.00
57,641.118 LINK
0.0787%
68
QMall
LINK-USDC$24.60
0.0075294 Eth
$1,241,957.00
49,192.422 LINK
0.0672%
69
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$24.64
0.0075389 Eth
$1,236,660.00
49,535.156 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0677%
70
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$24.72
0.0075646 Eth
$1,215,724.00
48,050.834 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0656%
71
OKX
LINK-USDC$24.84
0.0076003 Eth
$1,193,193.00
47,322.903 LINK
0.0646%
72
Nonkyc.io
LINK-USDT$24.38
0.0074769 Eth
$1,150,779.00
46,364.754 LINK
0.0633%
73
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$24.54
0.0075072 Eth
$1,125,724.00
45,312.852 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0619%
74
LATOKEN
LINK-BTC$24.77
0.0075771 Eth
$1,031,703.00
41,657.757 LINK
0.0569%
75
XT.COM
LINK-XT$24.87
0.0076107 Eth
$1,020,092.00
41,235.493 LINK
0.0563%
76
Kraken
LINK-XBT$24.75
0.0075751 Eth
$1,015,349.00
41,016.603 LINK
0.0560%
77
GMO Japan
LINK-JPY$24.68
0.0075541 Eth
$873,737.00
35,400.900 LINK
0.0484%
78
ProBit Global
LINK-BTC$24.77
0.0075800 Eth
$780,586.00
31,507.734 LINK
0.0430%
79
Coinbase Exchange
LINK-BTC$24.75
0.0075729 Eth
$772,413.00
31,206.410 LINK
0.0426%
80
tanX
LINK-USDC$24.64
0.0075426 Eth
$756,446.00
30,502.900 LINK
0.0417%
81
bitcastle
LINK-USDT$24.74
0.0075717 Eth
$684,384.00
27,079.680 LINK
0.0370%
82
HashKey Exchange
LINK-USD$24.48
0.0074970 Eth
$663,764.00
26,274.368 LINK
0.0359%
83
BitDelta
LINK-USDT$24.63
0.0075406 Eth
$655,991.00
26,119.000 LINK
0.0357%
84
Bitkub
LINK-THB$24.88
0.0076132 Eth
$646,964.00
26,004.074 LINK
0.0355%
85
Slex
LINK-BTC$24.76
0.0075739 Eth
$632,802.00
25,477.100 LINK
0.0348%
86
BitMart
LINK-ETH$24.64
0.0075379 Eth
$603,069.00
24,477.080 LINK
0.0334%
87
Foxbit
LINK-BRL$24.63
0.0075382 Eth
$547,577.00
21,421.653 LINK
0.0293%
88
Binance
LINK-BNB$24.38
0.0074771 Eth
$541,171.00
21,431.810 LINK
0.0293%
89
Bittime
LINK-IDR$24.92
0.0076250 Eth
$530,855.00
20,920.510 LINK
0.0286%
90
BYDFi
LINK-USDC$24.73
0.0075655 Eth
$529,775.00
21,424.920 LINK
0.0293%
91
XT.COM
LINK-ETH$24.60
0.0075284 Eth
$522,661.00
20,792.310 LINK
0.0284%
92
Coinbase Exchange
LINK-ETH$24.73
0.0075676 Eth
$484,385.00
19,590.440 LINK
0.0268%
93
Azbit
LINK-ETH$24.63
0.0075360 Eth
$476,803.00
19,191.291 LINK
0.0262%
94
BitStorage
LINK-ETH$24.78
0.0075826 Eth
$448,179.00
18,083.820 LINK
0.0247%
95
Bitso
LINK-USD$24.56
0.0075153 Eth
$445,937.00
18,154.457 LINK
0.0248%
96
Slex
LINK-ETH$24.61
0.0075314 Eth
$438,456.00
17,647.280 LINK
0.0241%
97
Mercado Bitcoin
LINK-BRL$24.93
0.0076275 Eth
$347,229.00
13,930.457 LINK
0.0190%
98
KuCoin
LINK-BTC$24.86
0.0076058 Eth
$287,032.00
11,548.202 LINK
0.0158%
99
Binance US
LINK-USDT$24.67
0.0075509 Eth
$278,335.00
11,281.883 LINK
0.0154%
100
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$24.57
0.0075191 Eth
$87,151.00
3,551.177 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0049%

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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