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Topic: How can anyone block coins or transaction in blockchain ?! - page 2. (Read 290 times)

legendary
Activity: 1624
Merit: 2481
I thought that someone can steal your coins only if they hack the wallet, have the private key, the wallet backup and the password.

That's correct.


I never thought that someone can just block coins in the blockchain or sniff a transaction somehow to end up with the coins you send.

That's not possible.


I would recommend you to stay away from such low value coins - especially master node nonsense.
The majority of them (probably 95%+) are a pure scam.

There are funnier ways to lose money, no need to invest in scam projects.
legendary
Activity: 2338
Merit: 1261
Heisenberg
I wanted to make a masternode, truth is that I'm quite new at this kind of stuff. It was ESK coin. I accepted the idea that the coins are probably lost, it was just strange that someone can do this without any other additional information from my part. I have never given away any data, just the public address. This is why it was so strange
It's probably due to  security vulnerability on the coin you were working on. I would advise you to have a couple of experts in blockchain field help you set up a masternode and also do some security audits to avoid such attacks. Just because yours got attacked doesn't mean all the blockchain techs and the coins run by them are flawed

Based on your description, I am guessing it was 51% attack. That one attack I know where someone can block transactions by invalidating them and it's easy to carry out on small networks without using many resources unlike Bitcoin. There are ways of avoiding such attacks.
newbie
Activity: 4
Merit: 0
I wanted to make a masternode, truth is that I'm quite new at this kind of stuff. It was ESK coin. I accepted the idea that the coins are probably lost, it was just strange that someone can do this without any other additional information from my part. I have never given away any data, just the public address. This is why it was so strange
legendary
Activity: 2338
Merit: 1261
Heisenberg
Hi guys, sorry for writing here, but I do not know where else to post this question.
I believe I was hacked somehow, but I don't know how. This is not about bitcoin, it's about an another coin. Someone has blocked my coins in the blockchain or stole them, I really don't know, the interesting thing is that in the blockchain explorer, the transaction is there, it is confirmed, the receiving address is correct, but the coins never reached the destination wallet
Your problem is not clear, are you trying to say someone stopped your transaction? To me it seems your transaction has not yet been confirmed can you share the Transaction ID
Nobody can block your coins.

I was threatened with this process of blocking my coins, because I didn't wanted to give access to my computer. The other person knew only my wallet public address. How can someone do this? How is this possible?
Who threatened you, can you shared details?
Anybody can have anyone's public addresses and won't be able to access the funds in your account. However, if you give them your private key, then they can be able to steal your coins. 

A public address is like a bank account number, anybody can see it but can't access the funds of the account unless if they have the credentials(private Key, seed phrases etc)

If this can be done, than it might be a real concern to everyone. This means that not even the public addresses are safe? I don't understand. I thought that someone can steal your coins only if they hack the wallet, have the private key, the wallet backup and the password. I never thought that someone can just block coins in the blockchain or sniff a transaction somehow to end up with the coins you send. Is there any possibility to see how the coins, if they still exist, can be unblocked? Is there something that can be done?  
Someone if probably lying to you so that they can make you give them your Private Keys
legendary
Activity: 2352
Merit: 6089
bitcoindata.science
In Bitcoin network an address or output or coins or whatever cannot be blocked.
I don't know what shitcoin you are using, maybe you could tell us more....... But it is highly unlikely that your coins are "blocked" by this hacker.
newbie
Activity: 4
Merit: 0
Hi guys, sorry for writing here, but I do not know where else to post this question.
I believe I was hacked somehow, but I don't know how. This is not about bitcoin, it's about an another coin. Someone has blocked my coins in the blockchain or stole them, I really don't know, the interesting thing is that in the blockchain explorer, the transaction is there, it is confirmed, the receiving address is correct, but the coins never reached the destination wallet. I was threatened with this process of blocking my coins, because I didn't wanted to give access to my computer. The other person knew only my wallet public address. How can someone do this? How is this possible? If this can be done, than it might be a real concern to everyone. This means that not even the public addresses are safe? I don't understand. I thought that someone can steal your coins only if they hack the wallet, have the private key, the wallet backup and the password. I never thought that someone can just block coins in the blockchain or sniff a transaction somehow to end up with the coins you send. Is there any possibility to see how the coins, if they still exist, can be unblocked? Is there something that can be done?
I learned my lesson, please be aware that these things can happen and take care in the future. Thank you in advance. 
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