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77 votes
Accepted

If someone wanted to pretend to be Satoshi by posting a fake signature to defraud people how could they?

Unfortunately, given the public's limited of understanding of cryptography this is apparently an easy fraud to pull off. The key trick is that non-technical people are prone to believe things that ...
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  • 7,479
50 votes

Is there a 'BTC Refund Department'?

I have been scammed 6 months ago Then criminals expect you to be gullible and foolish. You are a prime target for them. So they'll try new ways to trick you. BTC REFUND DEPARTMENT No such thing. ...
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47 votes

How do I recover from a cryptocurrency scam?

How do I recover from a cryptocurrency scam? You don't. At least, you don't recover your money. I guess you recover by learning from the mistake and doing things more safely in future. It may be ...
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31 votes

Bitcoin successfully deducted on sender wallet but did not reach receiver wallet

It's not completely clear what the situation is, but from what I gather it seems that you're the sender and the recipient is not acknowledging a payment you have sent. I assume that you have verified ...
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  • 63.5k
26 votes

How to answer to whether Bitcoin is a Ponzi scheme?

The Scenario is confused, because it assumes that there is only one side to a trade. The scenario assumes that the money goes "into the Bitcoin economy" when people buy bitcoins. This is ...
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  • 63.5k
22 votes

Should I continue using this Bitcoin Doubler?

It is definitely a scam. They typically pay people who paid in before with the payments of the people who pay in later. This is unsustainable and it will collapse leaving those who paid in later ...
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  • 61.4k
21 votes
Accepted

Bitcoin automatically diverted to bech32 address

I'm sorry to be the bearer of bad news: It looks like your funds are gone and the security of your computer is compromised. A quick google suggests that is one of the electrum phishing destination ...
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  • 7,479
21 votes

My BTC was stolen using my Blockchain pairing code

Blockchain.info pairing code allows you to sync wallets. For example, it's for when you have coins on your phone and you want to be able to spend them from your computer. So, they synced their wallet ...
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  • 9,819
20 votes
Accepted

What is "buying hash rate" and how could it be profitable?

"Buying hash rate" is a synonym for a concept called cloud mining. In proof of work-based consensus systems, mining refers to a process of expending computational power to secure the network....
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  • 63.5k
19 votes

How do I recover from a cryptocurrency scam?

I'm sorry for your loss. As a 'tech person' reasonably informed about cryptocurrency, I concur that it is highly unlikely that you will ever recover any money. Some information about Bitcoin and ...
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10 votes

What are the most notable cases of Bitcoin scams?

Here all famous scammers/sites: List of Known Bitcoin Scams: Beware of Fraudsters! Bitcoin Scammers list
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  • 191
10 votes
Accepted

How does BitCoin prevent fraud during confirmation period?

This is definitely a concern, and is the reason why Bitcoin users are encouraged to wait for several confirmations before accepting a transaction and delivering goods. It's not quite as easy as you ...
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10 votes

How to answer to whether Bitcoin is a Ponzi scheme?

Bitcoins are no different from any other commodity in this regard. We say that the price of a car is $45,000, but that doesn't guarantee that you can sell one for $45,000 unless you can find someone ...
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9 votes

How do I recover from a cryptocurrency scam?

Short of having law enforcement and the legal system whose jurisdiction the scammer(s) reside in compelling them to return the funds, you are out of luck. Bitcoin transactions are irreversible. Once ...
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  • 16.5k
8 votes
Accepted

Onecoin vs Bitcoin

Bitcoin is sound technology, but somewhat hard to understand encompassingly. Due to the amount of money that is involved, numerous ponzi-schemes and other scams have sprung up in its vicinity. From ...
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  • 63.5k
8 votes

Where can I report bitcoin scammers?

In general bitcoin means: "if you don't own the keys, you don't own the coins" (for example web wallets or exchanges) and "if you hand over the keys (have them stolen) or sign a transaction to the ...
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  • 6,189
8 votes

Should I start to buy OneCoin?

Onecoin is not only a scam it is a criminal organization. The have stolen a lot of money from their customers. http://rettit.no/mrbitcoin/index.php?title=OneCoinSCAM
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8 votes

Should I continue using this Bitcoin Doubler?

Reductio ad absurdum: Let's say it works. Invest the equivalent of 1$ on Day 0. Day 1: you get 2$, let's reinvest them! Day 2: you get 4$, let's go on! ... Day 30: you get 1073741824$, i.e. in one ...
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  • 354
8 votes

Can we report a fraudster by their bitcoin wallet address?

Nope, sorry, there's no way to do this. The whole point of Bitcoin is it's censorship resistant, so there's no way to publicly blacklist addresses (although some exchanges have been known to spy on ...
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8 votes

How can I report a fraud?

You cannot do anything aside from trying to seek legal action. Transactions on the bitcoin network cannot be undone.
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  • 5,223
8 votes

I sent Bitcoin to an address but the recipient hasn't yet received it

The Blockchain is the only truth At the time I wrote this, that transaction has 204 confirmations. That means it was absolutely definitely received. If the address is correct and the recipient says ...
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7 votes

How to answer to whether Bitcoin is a Ponzi scheme?

A Ponzi scheme is characterised as follows (this is according to Wikipedia, rather than for example the US Department of Justice, which would focus more on the criminal culpability in its definition): ...
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7 votes

Why was giving someone else my 12 word backup a bad idea?

someone on blockchain support ask me to tell him my back up fund 12 word in order to reverse my bitcoin which was unconfirmed in my transaction Sorry to say, you were definitely scammed. You cannot ...
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  • 17.3k
7 votes

Is it fraud? Would banks ask for fees through bitcoin?

This is definitely a scam. Even if an activation fee was a legitimate thing, they would just charge that amount out of the amount you were going to receive - if you were to receive $1000 and the fee ...
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  • 16.5k
7 votes

How to tell if a cryptocurrency exchange or trading platform is trustworthy?

Here's a few checks I'd advise anyone to do. Does it promise to earn you more than 10% profit in less than a month? If so it is a fraud. Does it make implausibly impressive claims like "SEC ...
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6 votes

I have sent a person some bitcoin. He never sent me the goods. How can I get my funds back?

Bitcoin transactions cannot be reversed unless some kind of escrow is implemented. Take this as a hard learned lesson. Sorry for your loss.
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  • 682
6 votes

Someone bought bitcoins via hacking my PayPal account, how can I retrieve the bitcoins?

That is not possible. By the decentralized design of Bitcoin, nobody has the ability to "cancel" the coins in an address held by someone else. I'm sorry you were hacked, but it is almost certainly ...
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6 votes

Should I continue using this Bitcoin Doubler?

If the doubler worked for you, consider yourself lucky. These types of websites never work long-term; nobody can double money forever. If you continued to do that, the probability of you losing the ...
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  • 2,545
6 votes

Can you make profit from a miner?

Yes, this is a scam. The scammer has probably asked for your login info, so that he can 'set you up for mining'. In reality, mining does not work like this at all, the scammer simply wants access to ...
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  • 17.3k

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