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Topic: "Provably Fair": How Fair & Provable is it? - page 2. (Read 508 times)

hero member
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September 18, 2019, 04:51:15 AM
#19
I trust the Provably Fair gaming/betting/gambling websites, especially if the gambling website has a legit status because they won't cheat their members because of money. They know that they don't have to cheat because they need the members and they will give the best services to their members. But that is not always guaranteed because we don't know what will happen with the gambling site, but I am okay with that.
Ucy
sr. member
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September 17, 2019, 12:00:14 PM
#18
I think similar question has been asked many times. Some people gave some interesting and useful answers... The ones I found most interesting is the use of good sites that offer provable fair verification service. I wonder how reliable and trustworthy such services are. I guess it could work better as decentralized service
legendary
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September 17, 2019, 09:35:05 AM
#17
Just verifying if the Server SEED hash is really the hash of the Server SEED is enough to tell if the casino isn't lying:
(...)
So it is still possible that casinos are still lying for example, there are 2 out of 10 that are fake SEEDS they generated for a user?
Because I tried some gambling website which you can re-generate your seed anytime, but the problem here is how about those user who didn't even bother try to verified their seed anymore because on the first, second generated seeds are all fine and verified.

Only portion of users will not verify seed, but not with most other users. Surely there are some users who will verify each seed so they will find if there is scam on the site. So if some of these users don't want to bother verifying seeds, then they only need to monitor the reputation of the site they use.
legendary
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September 17, 2019, 04:41:20 AM
#16
This story I remember isnt a casino but it is popular gambling involving digital items, its an old story of scamming that involved the system mentioned by OP.    People might want to take a further look to how this can be exploited, it was a while ago but a big scam involving over a million viewers and potential customers hence why he and his partners were trying to promote his site.   He was in fact scamming his audience by getting inside information giving himself an advantage over other players for profit.

https://www.eurogamer.net/articles/2016-07-20-one-of-the-biggest-twitch-streamers-bites-the-dust-as-valves-cs-go-gambling-crackdown-continues
https://www.youtube.com/watch?v=EyWb7x3I5Yg
https://www.bbc.co.uk/news/technology-36824689

People have died over issues related to this, I wont go into details as its not especially pleasant but I agree there is no absolute perfect system not involving some trust.


Sorry to read about the sad aspect to the background you provided, they are sad stories indeed.

Regarding there being no perfect system not involving trust, that was my point exactly and furthermore it opens the process up to scam for those that want to.

In my opinion "provably fair" does not equate to "provably scam free" yet websites promote "provably fair" as though it is the best thing to hit crypto gambling.
legendary
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Self-proclaimed Genius
September 16, 2019, 10:30:26 PM
#15
-snip-
Thank you for your post.
-snip-
If a site owner wants to commit fraud and scam, they will find a way whilst still claiming to be provably fair. Would you agree with my argument or would you say that having a client seed in advance negates and trumps (no pun intended) all other concerns and it equates to "provably scam free"?
Yes if the [1]  Server seed hash was given in advance in every bet (check the casino's provably fair link for "Seeds for your next roll" or something similar). and if you can confirm it using the instructions in my previous posts.

But there's no guarantee that the casino will be honest with every bet specially for Auto Betting where the gambler wont have any opportunity to check the server seed hash & change his client seed before every bet.
But again, if the gambler is betting like a responsible member of society, he will have the chance to confirm each bet, thus, making "provably fair" notion equal to "provably scam free".

[1] The one that's being sent by the server to the client in advance is the Server Seed Hash.
The Client Seed was randomly generated through the browser or through a script.

@GreatArkansas Read this post's second paragraph...
Yes, but I think casinos won't take the risk of doing something like that unless they are a scammer to begin with
because if they do, the chance that they will get caught in the first day alone is too high.
legendary
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September 16, 2019, 10:13:20 PM
#14
Just verifying if the Server SEED hash is really the hash of the Server SEED is enough to tell if the casino isn't lying:
(...)
So it is still possible that casinos are still lying for example, there are 2 out of 10 that are fake SEEDS they generated for a user?
Because I tried some gambling website which you can re-generate your seed anytime, but the problem here is how about those user who didn't even bother try to verified their seed anymore because on the first, second generated seeds are all fine and verified.
full member
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September 16, 2019, 10:01:30 PM
#13
i fully trust those gambling site that has a provably fair system on it but only if i recognize the site , like for example the sites that we have right now ex. bitvest  , freebit  , 777coin , primedice and so on  ....  but i think wont trust a gambing site that i dont know even if they say that they have a provably fair system  .  its still a gambling because we can win or loose even if the site have these so called system so better if we dont foccus on them because we will only feel angry if we loose .
STT
legendary
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September 16, 2019, 06:20:55 PM
#12
Sure, if users are happy to trust the site operator then that is for them but to absolutely dismiss the notion of "provably fair" equating to "scam free" is something that should cause some degree of concern.



This story I remember isnt a casino but it is popular gambling involving digital items, its an old story of scamming that involved the system mentioned by OP.    People might want to take a further look to how this can be exploited, it was a while ago but a big scam involving over a million viewers and potential customers hence why he and his partners were trying to promote his site.   He was in fact scamming his audience by getting inside information giving himself an advantage over other players for profit.

https://www.eurogamer.net/articles/2016-07-20-one-of-the-biggest-twitch-streamers-bites-the-dust-as-valves-cs-go-gambling-crackdown-continues
https://www.youtube.com/watch?v=EyWb7x3I5Yg
https://www.bbc.co.uk/news/technology-36824689

People have died over issues related to this, I wont go into details as its not especially pleasant but I agree there is no absolute perfect system not involving some trust.
jr. member
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Merit: 4
September 16, 2019, 05:32:05 PM
#11
You might just request bot developers to implement this feature for batch checking of the results, i.e: Log server seed hash and client seed of current bet, log previous server seed, hash and client seed before placing next bet (few sites return this data), keep logging it to a local database (doesn't need the checking thing on every bet) the bot users have their own decision to check in batch in which the bot read saved data in local database and check it all, it might helpful to find out if those "provably fair" claimed casinos did something bad or not.
legendary
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September 16, 2019, 10:15:33 AM
#10
The whole point of provably fair is that it is exactly that—provably fair. If it wasn't provable, then it wouldn't fit its own definition.
Agreed. I never thought anything else.

In your opinion, does "provably fair" equates to "provably scam free"?



legendary
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September 16, 2019, 10:12:10 AM
#9
The number of gaming/betting/gambling websites citing they are Provably Fair is evident for all to see but how many can actually demonstrably be provably fair but at the same time are also run by people that could manipulate the system?

There are definitely people out there that would scam given the slightest opportunity so in essence if it is possible for the site owner to know the result in advance then the system is open to abuse and fraud.

How many people here are happy to trust Provably Fair gaming/betting/gambling websites?

For those that use those websites, does that trust diminish based on whether the site owner has a shady history?



The whole point of provably fair is that it is exactly that—provably fair. If it wasn't provable, then it wouldn't fit its own definition.

There have been attempts to crack the RNG that is associated with many provably fair systems, however, I don't think this has ever been successful.

With that said, there are always people who claim that provably fair isn't enough, since the site could just swap the client or server seed before you check. This is why you should only play at reputable casinos, since you still need an element of trust with most provable fairness methods.
legendary
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September 16, 2019, 09:40:23 AM
#8
First, move this to Gambling Discussion since Gambling board for the official casino threads only.

Now, You'll notice that those sites have a link to their "Provably fair" article/explanation (if there's none, stay away from that casino)
From there, you'll see the "Server SEED hash" (encrypted server SEED), "Client SEED" (which you can edit)
and Nonce (just based from your number of rolls/bet).
Using those, you can find if your Roll for (example) was really a random result and not pre-defined by the casino
even without using the casino's own "roll verifier".

Just verifying if the Server SEED hash is really the hash of the Server SEED is enough to tell if the casino isn't lying:
  • If you want to test, Get the Server SEED hash before your roll:
    ex: (from a casino that uses SHA256 for the server seed): a047cb939a362212ca36dd9ba5905ce5c8bb97c3f502d01309128f837e4cdea6
    then Roll the dice.
  • Get the Server SEED (unencrypted) from that particular roll in the result link
    ex: ff8f0a8402fdd878b6e1d52f0eabd45f8bc3a817c55d206008729aa33e9c7d15
  • Paste the unencrypted seed here: sha256-generator since the casino uses SHA256 to encrypt the server seed.
  • The result should be the same as the server seed hash, if not, it's a scam casino.

You can also use the same website (pick the correct tool) to reproduce your roll result by using the non-encrypted Server SEED and your client SEED and other calculators given that you know the site's formula on computing each roll.
(normally, the formula is included in their provably fair link)


Thank you for your post.

If having the server seed in advance of having the client seed (and that being verified) to strengthen the case gives belief to a player/user/client that it is demonstrably provably fair that basically means winners were not changed and the results were not tampered with but if the code of the dice roulette or other games is set to effectively shift the odds in favour of the site owner through any form of algorithm or hard-coding then that provably fair label is not completely appropriate.

If a site owner wants to commit fraud and scam, they will find a way whilst still claiming to be provably fair. Would you agree with my argument or would you say that having a client seed in advance negates and trumps (no pun intended) all other concerns and it equates to "provably scam free"?
sr. member
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September 16, 2019, 08:11:03 AM
#7
I was referring to the fact that the site operator is in control of the server-seed or if the site owner knows he is capable of knowing results in advance then even if the site is "provably fair" it is not "provably scam free" as the possibility to defraud is there.

From what I know is that the client seed is randomly generated by your browser. Whenever you change your browser, you can see that the client seed is also changing. And the client seed can be adjusted by you before you start rolling. So there is no chance that the site operator knows about your client seed in advance.
legendary
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Self-proclaimed Genius
September 16, 2019, 07:26:29 AM
#6
[1] I was referring to the fact that the site operator is in control of the server-seed or [2] if the site owner knows he is capable of knowing results in advance then even if the site is "provably fair" it is not "provably scam free" as the possibility to defraud is there.
Whether if it's new or old time-tested casino,
If the result from my post above (#2) was correct for every bet, then the site that cited that they are "provably fair" is really scam free.

Why? [1] If the Server SEED Hash which was given to the client in advance, was really the hash of the Server SEED,
then it means that they didn't changed it, thus they didn't tamper with the result(s).
Although investigators need to check each bet because each have different set of server seeds.

[2] The player can change the Client SEED to his liking which will alter the result,
but the player can't cheat the casino either since the Server SEED was "encrypted" (not really encrypted but hashed) before he make the roll.
That's the reason why it was encrypted at first, but it's verifiable if it's really the hash of the Server Seed for that bet using any SHA256 hash tool.

It's a red flag if a casino doesn't provide the encrypted server seed for the next roll/bet in advance, or the bet's revealed non-encrypted server seed didn't matched to the previous hashed server seed (plus the ones I've mentioned above).
legendary
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September 16, 2019, 06:08:06 AM
#5
Sure, if users are happy to trust the site operator then that is for them but to absolutely dismiss the notion of "provably fair" equating to "scam free" is something that should cause some degree of concern.
Precisely for users of online casino gambling sites, most of them don't pay attention to any of that, (worries). "The important thing is gambling addicts can profit once or twice, then complain and scream money is not paid for scam gambling sites".

not consider what happens to come, not a few complaints that come to this forum with various accusations ranging from scams to runaway assets of participants who play online gambling.

So, I hope for heavy gambling addicts, consider, be careful before doing and playing online casino gambling sites. Ask, investigate the website, find out whether the official online gambling site or not, it's better for you.

I think with a topic created by @JollyGood, it can become an afterthought for gambling addicts.
legendary
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September 16, 2019, 05:27:38 AM
#4
Casino gambling games in the development of the world and the internet is very fast and growing rapidly at this time, of course many online casino sites, which offer fair games without being cheated, but behind it all, if you are not careful now there are so many online casino sites that are fraudulent and unfair in games.

The more interested in online casino, the more online casino sites are provided, of course not all online casino gambling sites can be said to be fair.
The thing to watch out for is,
Nowadays there are many casino gambling sites that cheat using robots to manipulate players to victory.


In my experience, there are some characteristics of online gambling sites that have a fair trustworthy character in the game, it does not exist on fraudulent/fake sites.

For example:
[1]. You can see online casino gambling sites that have been "Operating for a long time" at least 3 to 5 years, the longer the game the more confident people are of the site.
[2]. This is very necessary in the "Best Bandar" gambling game. Do not want to cheat and do not want to cooperate with fake gambling site, The best bandar always takes good care of his claims.
There are some bandar the best at the moment.
Example:
"Evolution Gaming, M88, Sbobet casino, OG, Golden Deluxe, Evolution Gaming, and of course there are many more that can be trusted and fair".


[3]. And one more thing, the casino site must have a good name and also have some original reviews, for fake or fraudulent sites it certainly doesn't have a review that can't be trusted.

But now many casino sites claim to be fair, on the contrary it is even unfair alias con artists, with that you are more careful in choosing online casino games that exist today.


Thank you for the post.

I was referring to the fact that the site operator is in control of the server-seed or if the site owner knows he is capable of knowing results in advance then even if the site is "provably fair" it is not "provably scam free" as the possibility to defraud is there.

Sure, if users are happy to trust the site operator then that is for them but to absolutely dismiss the notion of "provably fair" equating to "scam free" is something that should cause some degree of concern.

legendary
Activity: 2128
Merit: 1775
September 16, 2019, 04:06:52 AM
#3
Casino gambling games in the development of the world and the internet is very fast and growing rapidly at this time, of course many online casino sites, which offer fair games without being cheated, but behind it all, if you are not careful now there are so many online casino sites that are fraudulent and unfair in games.

The more interested in online casino, the more online casino sites are provided, of course not all online casino gambling sites can be said to be fair.
The thing to watch out for is,
Nowadays there are many casino gambling sites that cheat using robots to manipulate players to victory.


In my experience, there are some characteristics of online gambling sites that have a fair trustworthy character in the game, it does not exist on fraudulent/fake sites.

For example:
[1]. You can see online casino gambling sites that have been "Operating for a long time" at least 3 to 5 years, the longer the game the more confident people are of the site.
[2]. This is very necessary in the "Best Bandar" gambling game. Do not want to cheat and do not want to cooperate with fake gambling site, The best bandar always takes good care of his claims.
There are some bandar the best at the moment.
Example:
"Evolution Gaming, M88, Sbobet casino, OG, Golden Deluxe, Evolution Gaming, and of course there are many more that can be trusted and fair".


[3]. And one more thing, the casino site must have a good name and also have some original reviews, for fake or fraudulent sites it certainly doesn't have a review that can't be trusted.

But now many casino sites claim to be fair, on the contrary it is even unfair alias con artists, with that you are more careful in choosing online casino games that exist today.
legendary
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Merit: 6080
Self-proclaimed Genius
September 16, 2019, 03:34:24 AM
#2
The number of gaming/betting/gambling websites citing they are Provably Fair is evident for all to see but how many can actually demonstrably be provably fair but at the same time are also run by people that could manipulate the system?
-snip- (verifiable by computing the client/server seeds)
First, move this to Gambling Discussion since Gambling board for the official casino threads only.

Now, You'll notice that those sites have a link to their "Provably fair" article/explanation (if there's none, stay away from that casino)
From there, you'll see the "Server SEED hash" (encrypted server SEED), "Client SEED" (which you can edit)
and Nonce (just based from your number of rolls/bet).
Using those, you can find if your Roll for (example) was really a random result and not pre-defined by the casino
even without using the casino's own "roll verifier".

Just verifying if the Server SEED hash is really the hash of the Server SEED is enough to tell if the casino isn't lying:
  • If you want to test, Get the Server SEED hash before your roll:
    ex: (from a casino that uses SHA256 for the server seed): a047cb939a362212ca36dd9ba5905ce5c8bb97c3f502d01309128f837e4cdea6
    then Roll the dice.
  • Get the Server SEED (unencryptedunhashed) from that particular roll in the result link
    ex: ff8f0a8402fdd878b6e1d52f0eabd45f8bc3a817c55d206008729aa33e9c7d15
  • Paste the server seed here: sha256-generator since the casino uses SHA256 to encrypt the server seed.
  • The result should be the same as the server seed hash, if not, it's a scam casino.

You can also use the same website (pick the correct tool) to reproduce your roll result by using the Server SEED and your client SEED and other calculators given that you know the site's formula on computing each roll.
(normally, the formula is included in their provably fair link)
legendary
Activity: 2534
Merit: 1713
Top Crypto Casino
September 16, 2019, 02:26:04 AM
#1
The number of gaming/betting/gambling websites citing they are Provably Fair is evident for all to see but how many can actually demonstrably be provably fair but at the same time are also run by people that could manipulate the system?

There are definitely people out there that would scam given the slightest opportunity so in essence if it is possible for the site owner to know the result in advance then the system is open to abuse and fraud.

How many people here are happy to trust Provably Fair gaming/betting/gambling websites?

For those that use those websites, does that trust diminish based on whether the site owner has a shady history?

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