ETH Price: $3,405.12 (+3.17%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

722,922 ( -0.017%)

Market

Price

$17.58 @ 0.005163 ETH (+12.12%)

Onchain Market Cap

$17,580,000,000.00

Circulating Supply Market Cap

$11,026,383,605.00

Other Info

Token Contract (WITH 18 Decimals)

Filtered by Token Holder
Fake_Phishing308421
Balance
36.611572451753277144 LINK

Value
$643.63 ( ~0.189018074403349 Eth) [0.0000%]
0xCA748CB3e3De6CEAb581dB13BB9362D4d55353B9
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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 15881.82% |ETH 0.0003846 1242.43%

Market

Volume (24H):$2,288,568,076.00
Market Capitalization:$11,026,383,605.00
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$17.66
0.0051716 Eth
$206,875,527.00
11,711,260.160 LINK
19.3994%
2
Coinbase Exchange
LINK-USD$17.72
0.0051895 Eth
$109,933,785.00
6,204,988.730 LINK
10.2784%
3
Gate.io
LINK-USDT$17.67
0.0051709 Eth
$44,419,708.00
2,626,603.980 LINK
4.3509%
4
Bitget
LINK-USDT$17.64
0.0051652 Eth
$44,265,042.00
2,642,393.766 LINK
4.3771%
5
Bybit
LINK-USDT$17.67
0.0051737 Eth
$36,994,342.00
2,204,744.533 LINK
3.6521%
6
P2B
LINK-USDT$17.67
0.0051719 Eth
$35,238,462.00
1,994,389.550 LINK
3.3037%
7
OKX
LINK-USDT$17.67
0.0051729 Eth
$34,091,996.00
2,021,617.902 LINK
3.3488%
8
Bitunix
LINK-USDT$17.68
0.0051737 Eth
$30,626,000.00
1,732,223.370 LINK
2.8694%
9
Hotcoin
LINK-USDT$17.69
0.0051797 Eth
$30,596,303.00
1,729,415.683 LINK
2.8647%
10
DigiFinex
LINK-USDT$17.70
0.0051813 Eth
$29,578,425.00
1,671,298.000 LINK
2.7685%
11
Ourbit
LINK-USDT$17.69
0.0051779 Eth
$25,320,056.00
1,506,578.200 LINK
2.4956%
12
Deepcoin
LINK-USDT$17.70
0.0051848 Eth
$22,952,976.00
1,241,813.220 LINK
2.0570%
13
HTX
LINK-USDT$17.64
0.0051636 Eth
$22,486,637.00
1,345,402.405 LINK
2.2286%
14
FameEX
LINK-USDT$17.67
0.0051697 Eth
$21,909,295.00
1,302,436.420 LINK
2.1575%
15
XT.COM
LINK-USDT$17.70
0.0051819 Eth
$21,728,164.00
1,290,985.860 LINK
2.1385%
16
CoinW
LINK-USDT$17.68
0.0051774 Eth
$18,863,526.00
1,066,701.060 LINK
1.7670%
17
BTSE
LINK-USDT$17.44
0.0051162 Eth
$17,593,819.00
1,008,821.196 LINK
1.6711%
18
Toobit
LINK-USDT$17.64
0.0051649 Eth
$17,230,195.00
1,024,270.930 LINK
1.6967%
19
Coinstore
LINK-USDT$17.43
0.0051112 Eth
$16,575,940.00
988,734.750 LINK
1.6378%
20
Kraken
LINK-USD$17.67
0.0051723 Eth
$13,234,249.00
749,093.439 LINK
1.2409%
21
WhiteBIT
LINK-BTC$17.71
0.0051892 Eth
$12,133,528.00
685,127.780 LINK
1.1349%
22
Binance
LINK-BTC$17.73
0.0051957 Eth
$11,735,382.00
707,340.900 LINK
1.1717%
23
KuCoin
LINK-USDT$17.66
0.0051715 Eth
$11,413,528.00
646,129.185 LINK
1.0703%
24
BYDFi
LINK-USDT$17.69
0.0051773 Eth
$10,841,273.00
612,744.790 LINK
1.0150%
25
Biconomy.com
LINK-USDT$17.49
0.0051263 Eth
$10,742,489.00
641,540.200 LINK
1.0627%
26
LATOKEN
LINK-USDT$17.68
0.0051744 Eth
$10,616,733.00
600,393.900 LINK
0.9945%
27
BVOX
LINK-USDT$17.70
0.0051787 Eth
$10,602,995.00
638,084.880 LINK
1.0570%
28
Slex
LINK-USDT$17.66
0.0051752 Eth
$10,496,231.00
629,709.240 LINK
1.0431%
29
Binance
LINK-FDUSD$17.63
0.0051618 Eth
$9,749,802.00
579,657.330 LINK
0.9602%
30
Bithumb
LINK-KRW$17.44
0.0051060 Eth
$9,043,779.00
518,452.139 LINK
0.8588%
31
Azbit
LINK-USDT$17.65
0.0051715 Eth
$7,956,517.00
479,395.110 LINK
0.7941%
32
Coinbase Exchange
LINK-EUR$17.54
0.0051397 Eth
$6,885,011.00
392,444.400 LINK
0.6501%
33
Dex-Trade
LINK-USDT$17.73
0.0051937 Eth
$6,781,658.00
382,463.130 LINK
0.6335%
34
FMCPAY
LINK-USDT$17.72
0.0051925 Eth
$6,213,595.00
369,952.317 LINK
0.6128%
35
Binance
LINK-USDC$17.70
0.0051825 Eth
$5,496,346.00
327,129.600 LINK
0.5419%
36
C-Patex
LINK-USDT$17.66
0.0051744 Eth
$5,097,585.00
288,614.663 LINK
0.4781%
37
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$17.71
0.0051812 Eth
$5,023,323.00
275,909.519 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.4570%
38
Bitstamp
LINK-USD$17.68
0.0051762 Eth
$4,187,366.00
236,841.974 LINK
0.3923%
39
Kraken
LINK-EUR$17.57
0.0051440 Eth
$4,129,965.00
235,051.613 LINK
0.3894%
40
WhiteBIT
LINK-EUR$17.37
0.0050910 Eth
$4,001,609.00
230,334.160 LINK
0.3815%
41
Kraken
LINK-USDT$17.69
0.0051797 Eth
$3,936,263.00
222,484.953 LINK
0.3685%
42
BingX
LINK-USDT$17.65
0.0051678 Eth
$3,730,696.00
222,631.386 LINK
0.3688%
43
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$17.66
0.0051691 Eth
$3,529,104.00
208,804.561 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.3459%
44
Tokpie
LINK-USDT$17.60
0.0051548 Eth
$3,161,336.00
179,636.407 LINK
0.2976%
45
EXMO
LINK-USDT$17.69
0.0051753 Eth
$3,160,607.00
178,705.162 LINK
0.2960%
46
WhiteBIT
LINK-TRY$17.33
0.0050764 Eth
$3,000,411.00
173,146.870 LINK
0.2868%
47
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$17.74
0.0051924 Eth
$2,826,738.00
166,073.777 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.2751%
48
FMCPAY
LINK-ETH$17.27
0.0050689 Eth
$2,726,174.00
161,834.080 LINK
0.2681%
49
Bitbank
LINK-JPY$17.75
0.0051930 Eth
$2,641,402.00
148,840.349 LINK
0.2466%
50
Dcoin
LINK-USDT$17.66
0.0051702 Eth
$2,521,426.00
142,776.000 LINK
0.2365%
51
Phemex
LINK-USDT$17.75
0.0051966 Eth
$2,441,670.00
137,543.060 LINK
0.2278%
52
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$17.74
0.0051917 Eth
$2,423,865.00
143,802.123 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.2382%
53
PointPay
LINK-USDT$17.66
0.0051724 Eth
$2,367,252.00
140,369.105 LINK
0.2325%
54
LATOKEN
LINK-BTC$17.65
0.0051728 Eth
$2,326,224.00
131,766.506 LINK
0.2183%
55
itBit
LINK-USD$17.76
0.0051986 Eth
$2,089,548.00
117,654.708 LINK
0.1949%
56
Tapbit
LINK-USDT$17.72
0.0051869 Eth
$2,085,891.00
124,032.390 LINK
0.2055%
57
Bitstamp
LINK-EUR$17.60
0.0051517 Eth
$1,965,781.00
111,717.440 LINK
0.1851%
58
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$17.72
0.0051885 Eth
$1,952,946.00
114,570.791 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1898%
59
Coinbase Exchange
LINK-USDT$17.65
0.0051672 Eth
$1,939,893.00
109,897.694 LINK
0.1820%
60
Hotcoin
LINK-BTC$17.65
0.0051699 Eth
$1,914,019.00
108,460.790 LINK
0.1797%
61
AscendEX (BitMax)
LINK-USDT$17.61
0.0051570 Eth
$1,899,000.00
107,807.700 LINK
0.1786%
62
BitStorage
LINK-USDT$17.59
0.0051585 Eth
$1,746,892.00
99,334.620 LINK
0.1645%
63
Trubit
LINK-USDT$17.53
0.0051340 Eth
$1,644,353.00
100,347.400 LINK
0.1662%
64
EarnBIT
LINK-USDT$17.36
0.0050946 Eth
$1,582,837.00
94,129.817 LINK
0.1559%
65
Binance
LINK-ETH$17.49
0.0051246 Eth
$1,577,004.00
92,318.540 LINK
0.1529%
66
Azbit
LINK-ETH$17.58
0.0051471 Eth
$1,485,369.00
88,009.869 LINK
0.1458%
67
Gemini
LINK-USD$17.67
0.0051730 Eth
$1,437,997.00
81,383.456 LINK
0.1348%
68
Bybit
LINK-USDC$17.68
0.0051757 Eth
$1,279,035.00
75,540.556 LINK
0.1251%
69
Coinbase Exchange
LINK-GBP$17.57
0.0051467 Eth
$1,216,510.00
69,246.730 LINK
0.1147%
70
Coinbase Exchange
LINK-BTC$17.73
0.0051889 Eth
$1,139,830.00
64,279.160 LINK
0.1065%
71
Kraken
LINK-XBT$17.69
0.0051782 Eth
$1,128,296.00
63,791.580 LINK
0.1057%
72
PancakeSwap V3 (BSC)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$17.63
0.0051628 Eth
$1,092,242.00
64,140.382 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.1062%
73
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$17.68
0.0051765 Eth
$1,056,436.00
62,279.482 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1032%
74
Binance
LINK-EUR$17.52
0.0051296 Eth
$842,677.00
50,598.130 LINK
0.0838%
75
Binance
LINK-TRY$17.66
0.0051705 Eth
$823,732.00
48,836.810 LINK
0.0809%
76
BigONE
LINK-USDT$17.33
0.0050781 Eth
$810,232.00
46,741.180 LINK
0.0774%
77
tanX
LINK-USDC$17.66
0.0051691 Eth
$800,628.00
48,073.580 LINK
0.0796%
78
XT.COM
LINK-XT$17.72
0.0051851 Eth
$669,928.00
39,284.141 LINK
0.0651%
79
BitMart
LINK-BTC$17.70
0.0051797 Eth
$638,162.00
36,051.700 LINK
0.0597%
80
Slex
LINK-BTC$17.67
0.0051768 Eth
$626,610.00
37,941.800 LINK
0.0628%
81
OKX
LINK-USDC$17.66
0.0051694 Eth
$537,934.00
32,462.857 LINK
0.0538%
82
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$17.69
0.0051801 Eth
$518,238.00
28,475.274 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0472%
83
WEEX
LINK-USDC$17.70
0.0051806 Eth
$500,559.00
28,282.486 LINK
0.0468%
84
Coinbase Exchange
LINK-ETH$17.65
0.0051718 Eth
$490,572.00
27,788.660 LINK
0.0460%
85
Binance
LINK-BNB$17.53
0.0051417 Eth
$490,441.00
28,520.226 LINK
0.0472%
86
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$17.67
0.0051692 Eth
$480,890.00
28,464.602 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0472%
87
XT.COM
LINK-ETH$17.51
0.0051285 Eth
$441,299.00
25,819.750 LINK
0.0428%
88
PointPay
LINK-BTC$17.63
0.0051610 Eth
$439,009.00
26,357.695 LINK
0.0437%
89
Hotcoin
LINK-ETH$17.70
0.0051843 Eth
$410,272.00
23,180.290 LINK
0.0384%
90
Binance
LINK-BRL$17.82
0.0052169 Eth
$383,193.00
22,552.030 LINK
0.0374%
91
Binance US
LINK-USDT$17.86
0.0051824 Eth
$341,924.00
19,142.412 LINK
0.0317%
92
BitDelta
LINK-USDT$17.66
0.0051685 Eth
$331,728.00
19,752.000 LINK
0.0327%
93
Bitso
LINK-USD$17.40
0.0051013 Eth
$305,419.00
17,548.998 LINK
0.0291%
94
XT.COM
LINK-BTC$17.39
0.0050964 Eth
$298,706.00
18,108.010 LINK
0.0300%
95
BitMart
LINK-ETH$17.74
0.0051908 Eth
$254,976.00
14,373.560 LINK
0.0238%
96
BYDFi
LINK-USDC$17.43
0.0051072 Eth
$239,890.00
13,763.950 LINK
0.0228%
97
Foxbit
LINK-BRL$17.77
0.0052073 Eth
$210,359.00
12,293.951 LINK
0.0204%
98
OKX
LINK-EUR$17.54
0.0051340 Eth
$162,278.00
9,663.963 LINK
0.0160%
99
Kraken
LINK-GBP$17.55
0.0051388 Eth
$149,293.00
8,505.414 LINK
0.0141%
100
Solidly V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2$17.64
0.0051608 Eth
$136,124.00
8,051.678 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0133%

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

[{"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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