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961  Economy / Auctions / Re: [Computer Hardware] Selling 6 GPUs (nvidia 750TIs 2GB Asus/Palit) + mobo 4 free on: June 28, 2015, 12:40:07 PM
Will you refund if any of the unit is not working?

Thank you!  Grin Is that with or without the mobo?

Is not mobi free?

mmmaybe = Turn0ff

He confessed.

It has become apparent to me that OP has many accounts enrolled in the same ad campaign...

Yes, Turn0ff and mmmaybe are the same person. For signature reasons I've several accounts.

Sorry for the confusion.
962  Other / Beginners & Help / Re: Getting Paranoid about security on: June 28, 2015, 12:19:26 PM
It's seems really too complicated for me for the Multi signature part ?

I am sorry. I don't know how to simplify it. Maybe you should read more about multisig and especially, the link I gave you.

Not sure if you saw my answer above but what do you think about Paper wallet ? how secure they are and are they functional 100%

It is secure but you will need to import private key to a wallet when sending Bitcoins and as that private key is exposed to internet, you need to send it to new private key. If you can do this, then paper wallet is safer.

Another way would be to create a cold wallet and a watch-only copy. This will help you secure your keys. You can use Armory or Bither or Electrum for doing this.
963  Economy / Service Announcements / Re: I made this for you: Free Multi-coin Escrow + Bug bounty on: June 28, 2015, 12:14:11 PM
So if addresses are generated offline, are these addresses generated or send manually to email? If yes, wouldn't that be too time consuming?
964  Economy / Service Announcements / Re: [ANN] BIT-X.com | Bitcoin Debit Card | Spend Your Bitcoins Anywhere! on: June 28, 2015, 12:10:25 PM
Still have not received my free debit card. Waited for a long time now.

When did you ordered that? I got my card after approximately 27 Days

When Marco announced free card. Didn't keep track of the time. Grin
965  Bitcoin / Bitcoin Discussion / Re: Can anyone explain this address? on: June 28, 2015, 12:07:33 PM
Person behind that address started spamming 2 months and 15 days ago. Another interesting thing is, the first transaction it received have two outputs. One to this address and the other to 1HhinDKiCXbxG72WhvjM4nr8exZ25N9Zfa which has not been touched again.
966  Other / Politics & Society / Re: Why do people hate islam? on: June 28, 2015, 11:39:30 AM
No, the website www.thereligionofpeace.com
 -snip-

That site, like I said earlier, have many false stories and many of the verses they quoted and extended are actually out of context and some of the explanation they give are not what the verses tells. They can give such explanations because some of the verses are trimmed and they only publish that version to support their claims. They completely ignore grammars. I am not telling you to completely avoid that site, I also read it but just don't believe it blindly and also if you read that site first, other research of yours will be influenced by it resulting in bad views all time.
967  Other / Politics & Society / Re: Isis 'crucifies children for not fasting during Ramadan' in Syria on: June 28, 2015, 11:35:37 AM
What are they "actually" "aiming" by doing all these crazy worse things?
968  Economy / Service Announcements / Re: [ANN] BIT-X.com | Bitcoin Debit Card | Spend Your Bitcoins Anywhere! on: June 28, 2015, 11:33:49 AM
Still have not received my free debit card. Waited for a long time now.
969  Alternate cryptocurrencies / Service Announcements (Altcoins) / Re: Scrypt.CC | Scrypt Cloud Mining on: June 28, 2015, 11:25:45 AM
[ img]https://i.imgur.com/qeERAig.jpg[/img]

No offence but it is not really good to act as a dump person for money.
970  Other / Beginners & Help / Re: Transferring btc to bank account? on: June 28, 2015, 11:17:23 AM
Hi all, sorry in advance if this is a silly question, but am bit of a newbie to this - please can someone advise me on how I transfer bitcoins from my wallet (using Electrum 2.3.2) to my bank account? Do I need to change/sell them back to GBP first via localbitcoins or similar site, or is there a way of transferring directly from wallet please?
Thanks in advance Smiley

you can order Bit-x debit card and u can use it on any ATM.
Your card is tied with your BTC balance in your Bit-x account.

You send BTC to your account and then withdraw GBP on nearest ATM machine.
Bit-x will convert your BTC to GBP at current exch. rate.

Then you go with money to your bank, and make deposit to your bank account.

BIT-X fee is high especially inactive fee, so I recommend http://www.advcash.com/.
971  Other / Meta / Re: Account Got Hacked on: June 28, 2015, 11:11:13 AM
The last day i accessed my account was 22 Feb, 2015.

You are contradicting yourself. Roll Eyes

-snip-
Mate, 24-2-2015 was the last day i logged in.
 -snip-


After that, went on vaction and then tried to open Forums on May, It was down. Then now i tried and i knew it was hacked and the hacker already scammed some money from my account level and trust.

What a coincidence? You didn't search for days and then suddenly search after the scam. Too good to be true, friend! Undecided

I used to register on many sites which came under Games and Rounds.
In Feb, i was using my Account in the morning 11;00 AM (approx I.S.T.) i opened my browser and i logged in successfully.
I used it and then closed the browser. Didn't opened my forum account till May, And when i came i see site is down.

Tried everyday, I didn't knew my account was hacked or what.
Yesterday, I came on the forum tried to login.I entered my username and my password and it shows a message: Incorrect Password.
I was like wat d hell.. I searched members and saw my account with negative trust and says I bought 1 BTC.
 -snip-
972  Other / Beginners & Help / Re: Getting Paranoid about security on: June 28, 2015, 10:58:09 AM
Then, use multisig wallet. You can use Electrum and use multisig option when creating wallet. See https://electrum.orain.org/wiki/Multisig_Wallets.

I tried once to do that but I failed hard , can't seem to understand how it works . Also who is the second party that will Verify and agree for the transaction (what im sending)

for what comes to Paper wallet , any idea how secure they are ??

You itself. That is, you create a 2-of-2 multisig wallet and when you send Bitcoin from that wallet, you need to sign with two keys. This will help you to secure your Bitcoins even if hacker got one key because to spend Bitcoins, you need two keys.

You can also share one of the two keys with your friend or family. If you do so, the person who you entrusted one key with will have to sign the transactions you create.

Edit:

-snip-
3) Try a 2FA wallet like greenadress or cex.io (2FA is a system where you need two devices as smartphone and pc, smartphone and email etc. to log in)

Cex.io is an exchange and exchanges and online wallets like that are absolutely not secure. GreenAddress does not allow you to access private key but they solve this problem with nLockTime.

4) When you insert password, use on screen keyboard
 -snip-

You can also log mouse activity and if your computer is infected with a logger which records mouse activity, this method won' improve security.
973  Other / Beginners & Help / Re: Can anyone explain step by step how to link my username with my address ? on: June 28, 2015, 10:45:32 AM

Ohh thanks for your help I also needed that, Secondly could you please also help me to make a BTC address like you

1MZakirz92c76pK6BNy1NAEmbWYpDcP7mh  I really loved that

You can use vanitygen for creating a vanity address. I suggest you to download Lifeboat's vanitygen from https://bitcointalk.org/index.php?topic=301068.0. You can find a good post about vanitygen, in fact, first vanitygen, here -- https://bitcointalk.org/index.php?topic=25804.0.

P.S. I maybe able to help you if your computer power is low. We can generate vanity address using split-key generation. https://en.bitcoin.it/wiki/Split-key_vanity_address
974  Other / Beginners & Help / Re: Getting Paranoid about security on: June 28, 2015, 10:39:19 AM
Then, use multisig wallet. You can use Electrum and use multisig option when creating wallet. See https://electrum.orain.org/wiki/Multisig_Wallets.
975  Bitcoin / Mycelium / Re: Mycelium Bitcoin Wallet on: June 28, 2015, 10:35:38 AM
there is the possibility ' to have push notifications when you receive bitcoin in your wallet ? i can't see this on settings...

That will be a nice feature but at present there is nothing like that in the wallet itself. You'll have to make use of a third party service for such notifications.

I am also interested in notifications in the app mycelium, which third party service can i use ?



Not sure, have not made use of any myself. Does BlockChain.info not provide such a kind of service where it emails you if one of your addresses receives a payment? I'm sure it does. You can setup a wallet there and then add your public addresses as watch only addresses (no private keys).

Above is however not ideal when working with HD wallets as the wallet will keep on using new receiving addresses. So above will only really work if you use the same addresses for receiving coins.

https://blockchain.info/wallet/payment-notifications

Blockchain.info notifies via SMS, Google Talk, Skype, HTTP Post or email.
976  Other / Beginners & Help / Re: Can anyone explain step by step how to link my username with my address ? on: June 28, 2015, 10:33:41 AM
https://blockchain.info/tags
977  Other / Beginners & Help / Re: Which wallet program? on: June 28, 2015, 10:29:40 AM
Yea blockchain.info is definitely a solid wallet, i think its safe to use it up to 10 bitcoin.

After that you need offline vault.

No, it's not. Blockchain.info is not a secure online wallet. Now, the only secure wallet which I can think of is GreenAddress. Blockchain.info seriously flawed. It may have been a secure online wallet earlier but not now.
978  Other / Meta / Re: Where can I see whether a member has open loans or not? on: June 28, 2015, 10:26:27 AM
No.
979  Bitcoin / Bitcoin Discussion / Re: BIP 0065 on: June 28, 2015, 10:22:56 AM
I don't even know how it's done. Are there special wallets to pull this kind of trick off?

You can use http://coinb.in/#newTransaction.

GreenAddress online wallet use this nLockTime feature to secure users' funds.

Thank you.

Sorry. Both GreenAddress and Coinb.in uses nLockTime not OP_CHECKLOCKTIMEVERIFY.

I don't even know how it's done. Are there special wallets to pull this kind of trick off?

You can use http://coinb.in/#newTransaction.

GreenAddress online wallet use this nLockTime feature to secure users' funds.

Yea but thats a poor version of it, With that you can only make it so that the TX is stored on that website and they will broadcast it later, but the TX is already made.

You are wrong. You can get the time locked transaction(s) both to your email or from the transactions details and you can broadcast it yourself if you want. For making broadcasting easy, they have made a website -- http://greenaddress.github.io/gentle/. You can download that website from Github so that you can redeem even when the website is down. https://github.com/greenaddress/gentle

So perhaps you can delay it, but if you send another TX before that, it will be invalid after. Because you need all outputs/inputs to make a new TX.

No. OP_CHECKLOCKTIMEVERIFY will make other transaction(s) which spend the same input invalid.

P.S. If you are wondering the difference between nLockTime and OP_CHECKLOCKTIMEVERIFY, see

-snip-
BIP65's OP_CHECKLOCKTIMEVERIFY is about a script instruction to create a transaction whose outputs are unspendable until some particular block (or time).  nLockTime is a transaction that cannot be put into the block chain in the first place until some particular block (or time).  Both of these are of the "not yet" variety rather than the "not any more" variety.
 -snip-
980  Other / Beginners & Help / Re: Bitcoin address starting with 3 on: June 28, 2015, 09:49:29 AM
Its a multisig address. I have one ( look in my profile )  Grin

 I think about how to get one in my computer wallet ?
Anyone know answer  ? ? ?

You can use any of these to create a multisig address:

 • Bitcoin Core
 • Armory
 • Electrum
 • http://coinb.in
 • https://coinkite.com/
 • http://ms-brainwallet.org/

For tutorials, search in internet and YouTube. It's better to first go to official website of wallets. Most of them publish tutorials on their website.

Not all BTC addresses start with 3, it just means they use different method to generate the private key or something like that.

It might be an invalid address, so dont send bitcoin there until you know what you doing.

Shorena answered it clearly.

Generally address starting with 3 indicate that its a pay to script hash[1] address instead of a pay to pubkey hash address. The script can be almost anything[3] and is not limited to multi signature scripts, its the most commonly used script though.


[1] https://en.bitcoin.it/wiki/Pay_to_script_hash
[2] https://en.bitcoin.it/wiki/Transaction#Pay-to-PubkeyHash
[3] even "anyone can pay" scripts.
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