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10 Best Anonymous Betting Sites & Sportsbooks in 2024 – No KYC

Anonymous casino and sports betting cover image
Anonymous casino and sports betting cover image

Our team independently evaluates all recommended gambling sites. By registering through the links we provide, you may support us through affiliate commissions, with no extra cost to you. Rest assured, this does not impact the ranking of our recommendations.

Privacy and anonymity have become top concerns in the online betting industry. If you prefer to keep your betting activities discreet, anonymous betting sites are ideal.

These crypto and VPN-friendly platforms offer a secure and anonymous betting experience, allowing you to wager on sports and casino games without revealing personal details.

Here we will cover the top anonymous bookmakers, how to find safe betting sites, reasons to bet on trusted betting sites, and general betting tips for playing on anonymous betting sites.

The List of the Best Anonymous Betting Sites in 2024

  1. TG Casino – 200% Match Bonus + 5 USD sports bet
  2. BetPanda – 100% welcome bonus of up to 1 BTC
  3. BC.GAME – Four deposit bonuses matched up to 360%
  4. Lucky Block – 200% bonus up to 25,000 USD
  5. Instant Casino – 10% Weekly Cashback
  6. WSM Casino – 200% bonus up to 25,000 USD
  7. Mega Dice – 200% bonus up to 1 BTC
  8. Wild.io – Sportsbook welcome bonus of up to 100%
  9. Cryptorino – 100% bounty bonus up to 50,000 USD
  10. Sportbet.one – 125% sign-up bonus up to 1,000 USD
Please note that the order of casinos in the top-list below might be slightly adapted according to your region or device, as we strive to offer the best experience to each user.

Reviewing 10 Best Anonymous Betting Sites & Sportsbook

These anonymous betting sites offer users various markets, competitive odds, and user-friendly experiences, ensuring an enjoyable and discreet betting journey.

1. TG Casino

Registering at TG.Casino will grant players eligibility for the welcome offer of a 200% match bonus, including a 5 USD sports bet and 50 free spins on “Wanted Dear or a Wild.”

However, this offer is only valid when making the first deposit in the casino instead of the sportsbook. In addition, sports bets only account for 50% of the contribution to the wagering requirement of 6 multipliers within 14 days.

tg-casino-live-casino-games

After making their initial deposit, players can enjoy over 2,000 casino games and place bets on 30 different sports markets. This sportsbook platform covers most global sporting events, including the NBA, NFL, and MLB.

Racing enthusiasts can enjoy global coverage of horse racing, greyhound racing, and harness racing. Its esports section hosts significant titles such as League of Legends, Counter-Strike, and Valorant.

With the support of various popular cryptocurrencies like Bitcoin, Ethereum, and Tether, players can expect an almost instantaneous withdrawal within minutes. However, this also means the sportsbook does not accept fiat payment methods.

Regular players can enjoy TG.Casino’s referral program, earning a 10% commission on their activity. The earnings are tracked and paid monthly through their accounts.

By sharing a personal referral code, players receive a 10% commission on the referrals’ activity, with earnings tracked and paid monthly through their player account.

Read our TG Casino review.

Welcome Bonus 200% Match Bonus + 5 USD sports bet
Betting Requirements  6x within 14 days
Sports Betting Options Soccer, tennis, basketball, ice hockey, and others
Currencies Accepted BTC, BNB, ADA, SOL, XRP, SHIB, BONK, FLOKI, and others
Minimum Deposit 25 USD for the welcome bonus
Time for Payout Within minutes

Pros

  • Instant withdrawal
  • Fully licensed Telegram casino
  • Competitive odds for major sporting events

Cons

  • No direct fiat deposits

Visit TG Casino

2. BetPanda

BetPanda’s welcome bonus is exclusively for its casino platform, meaning sports bets will not be counted as contributions. However, players can join the platform’s VIP club to unlock exclusive rewards and benefits, including cashback, deposit bonuses, and free spins.

betpanda-popular-sports-bets

The sportsbook offers markets for every major sport and esports, including lesser-known sports like stock car racing, biathlon, and pesapallo. Although BetPanda does not support live streaming, players can benefit from in-play features in the live betting section.

This feature includes live scores, updated stats, fouls, and players’ forms.

Since BetPanda is a crypto sports betting platform, players can transact with digital coins like Bitcoin, Ripple, and the less-known SAND Token.

The platform integrates with the Bitcoin Lightning Network, allowing automated and instantaneous cash-outs.

Bonus 100% welcome bonus up to 1 BTC
Betting Requirement 50x within three days
Sports Betting Options Soccer, American football, tennis, rugby, and others
Currencies Accepted BTC, ETH, XRP, USDT, LTC, DOGE, and others
Minimum Deposit No minimum
Withdrawal Time Instant

Pros

  • Impressive in-play feature
  • KYC-free registration process
  • Integrated with Bitcoin Lightning Network

Cons

  • High betting requirements

Visit BetPanda

3. BC.GAME

BC.GAME is an impressive crypto casino that supports over 60 cryptocurrencies. Payments through fiat currency are also supported but with a limited selection of currencies, namely USD, EUR, and JPY. Cryptocurrencies can also be purchased with cards and mobile payment directly from the platform via Moonpay and Banxa.

bc-game-casino-and-sports-betting

The casino section boasts over 6,000 games from up to 50 reputable developers. What sets this crypto casino apart is its BC originals—games developed and exclusively owned by BC.GAME.

For sports enthusiasts, although the sports and esports betting market is limited, they can find extensive coverage of tournaments for popular titles.

While BC.GAME offers a generous welcome bonus of up to 360% on deposits, claiming it requires four deposits, each with an increasing minimum of up to 200 USD. In addition to the welcome bonus, BC.GAME also provides other bonuses.

Although the casino may have fewer promotions than others, it compensates with an outstanding VIP scheme that rewards active users.

Check out our BC.GAME review for more details.

Welcome Bonus Four deposit bonuses matched up to 360%
Betting Requirements Check T&C on the official website
Sports Betting Options Football, cricket, racing, and esports
Currencies Accepted BTC, ETH, XRP, ADA, AVAX, MATIC, and others
Minimum Deposit 1st deposit: 10 USD
2nd deposit: 50 USD
3rd deposit: 100 USD
4th deposit: 200 USD
Time for Payout Within 24 hours

Pros

  • VIP Club program
  • Exclusive BC original games
  • Support for 60+ cryptocurrencies

Cons

  • Customer support is not robust
  • Limited bonuses and promotions

Visit BC.GAME

4. Lucky Block

Lucky Block is another highly-rated crypto casino and sportsbook that offers speedy registration without KYC requirements. Its partnership with the Telegram bot allows instant sign-ups while ensuring an anonymous and secure gaming experience.

lucky-block-games

This platform offers newly registered users a 200% matched deposit bonus of up to 25,000 EUR and 50 free spins. While the bonus has no wagering requirements, the free spins can only be used on Wanted and Wild slots.

Nonetheless, users can still benefit from the bonus by trying over 2,700 casino games without risk, and the numbers are expected to increase further in the upcoming months.

The Lucky Block Casino owns the Lucky Block cryptocurrency LBLOCK, which collaborates with athletes like Dillian Whtye and Michael Bisping.

This casino used to offer a giveaway of 10,000 EUR worth of LBLOCK tokens simply by being an active player.

Even though the promotion has expired, registering at Lucky Block is still a good idea if a similar event repeats.

Learn more in our full Lucky Block review.

Welcome Bonus 200% bonus up to 25,000 EUR + 50 free spins
Betting Requirements No wagering requirements
Sports Betting Options Soccer, tennis, basketball, Valorant, and others
Currencies Accepted BTC, BCH, LTC, DOGE, ETH, TRX, and others
Minimum Deposit 20 EUR
Time for Payout Within minutes

Pros

  • No KYC required
  • 2,000+ casino games available
  • In-play betting with a ‘cash out’ feature

Cons

  • No native mobile app is available
  • Limited information on the loyalty program

Visit Lucky Block

5. Instant Casino

At Instant Casino, new and existing players can receive 10% weekly cashback without any wagering requirements. However, players must make a minimum deposit of 20 USD or equivalent. This weekly cashback bonus resets every Monday.

instant-casino-soccer-sports-bets

The withdrawal at this platform is almost instantaneous, even for fiat-based payments. Players are able to make transactions via credit/debit cards like VISA, bank transfer, MiFINITY, and also cryptocurrencies like Bitcoin.

The casino boasts over 1,000 games, ranging from slots, megaways, and live dealers. Among the top games at this platforms are Chaos Crew 2,  Gate of Olympus, and the Aviator. Sports enthusiasts can discover betting options like football, tennis, and ice hockey. With the strong partnership with Juventus football club, players can expect many exciting deals and promotions to come.

Bonus 10% Weekly Cashback Bonus
Betting Requirement No requirements
Sports Betting Options Football, basketball, tennis, and others
Currencies Accepted BTC, VISA, Mastercard, bank transfer, and others
Minimum Deposit 20 USD
Withdrawal Time Instant

Pros

  • Instant withdrawal
  • Supports fiat-based payments

Cons

  • Lacking welcome promotion

Visit Instant Casino

6. WSM Casino

Wall Street Memes (WSM) Casino offers newly registered players a 200% matched first deposit bonus. However, the bonus considers the wagering contributions of most games at 50%, including sports bets. Moreover, players have 14 days to fulfill the 60 multipliers bonus wagering requirements.

wsm-casino-popular-sports-games

This sportsbook boasts over 35 markets in its sports betting gallery. Sports enthusiasts can expect comprehensive coverage for soccer, tennis, and basketball. The platform stands out for its innovative virtual sports betting, such as virtual football, basketball, and horse races, that can be played anytime.

WSM Casino supports over 13 cryptocurrencies, including the WSM token, Tron, Ripple, and Binance coins. Transactions are instant and fee-free, and credit/debit card purchases are available.

Bonus 200% bonus up to 25,000 USD
Betting Requirement 60x within 14 days
Sports Betting Options Soccer, tennis, basketball, Gaelic football, and others
Currencies Accepted BTC, ETH, LTC, TRX, DOGE, USDT, and others
Minimum Deposit 10 USD for the welcome bonus
Withdrawal Time Within minutes

Pros

  • 35+ betting options
  • KYC-free registration

Cons

  • No dedicated mobile app
  • 50% sports bets contribution

Visit WSM Casino

7. Mega Dice

Mega Dice is a licensed crypto casino where users can log in and play without going through a lengthy KYC process. However, if a user deposits over 5,000 EUR, they must provide a source of wealth (SOW) statement, which includes the user’s identification. This process is crucial to ensure the safety of users' assets.

mega-dice-games-lobby

This platform stands out from other crypto casinos due to its unique Telegram betting feature. Mega Dice is a licensed Telegram casino, making it accessible through the Telegram app on desktops and mobile devices.

As Telegram automatically matches users' phone numbers to create a new account on Mega Dice, players seeking anonymity might not be interested in this betting feature.

New users are eligible for a 200% welcome bonus of up to 1 BTC, 50 free spins, and a free sports bet. While 20 EUR is the minimum deposit required to activate this offer, users only have 14 days to fulfill the wagering requirements.

Additionally, users must opt-in for this offer before making their first deposit; otherwise, they will no longer be eligible.

Know more in our Mega Dice review.

Welcome Bonus 200% bonus up to 1 BTC
Betting Requirements Within 14 days
Sports Betting Options Soccer, tennis, FIFA 24, Dota 2, and others
Currencies Accepted BTC, BCH, LTC, DOGE, ETH, USDTE, TRX, and others
Minimum Deposit 20 EUR for the welcome bonus
Time for Payout Less than 24 hours

Pros

  • Competitive odds
  • Licensed Telegram casino
  • Wide range of sports betting markets, including esports

Cons

  • High wagering requirement
  • Limited availability of table games

Visit Mega Dice

8. Wild.io

At Wild.io Sportsbook, newly registered players can opt-in for the sportsbook 100% welcome bonus of up to 200 USD free bets. To claim, insert the bonus code SPORTS when depositing 25 to 200 USD. However, claiming this sportsbook bonus will forfeit the casino welcome bonus instead.

wild-io-in-play-sports

The platform hosts several major events, including lesser-known sports markets like hurling, judo, and freestyle wrestling. Its esports section may not cover as many titles as other bookies, but esports enthusiasts can place bets on top events like Valorant, Counter-Strike, and Dota 2.

Players registering at Wild.io can benefit from robust cryptocurrency support, including Bitcoin, Litecoin, and Tether. Both deposits and withdrawals are processed instantly with minimal fees.

Notably, depositing funds can be expedited by scanning QR codes within the wallet section, which sets Wild.io apart from other casinos.

Bonus Sportsbook welcome bonus of up to 100%
Betting Requirement 10x within seven days
Sports Betting Options Soccer, tennis, rugby union, handball, and others
Currencies Accepted BTC, LTC, DOGE, TRX, ETH, ADA, and others
Minimum Deposit 25 USD for the sportsbook welcome bonus
Withdrawal Time Instant

Pros

  • Instant payout
  • Amazing loyalty program
  • Sports betting welcome bonus

Cons

  • Can choose only one welcome bonus

Visit Wild.io

9. Cryptorino

Cryptorino integrates with the Lightning Network for swift transactions across 11 cryptocurrencies, including TRON, Dogecoin, and Binance. Players can buy digital coins via bank transfer, credit/debit cards, and ApplePay.

cryptorino-games

The platform offers over 6,000 casino games, primarily slots with a ‘Fun Play’ demo mode. It also has a sportsbook covering popular sports and esports like Ice Hockey and Valorant.

While Cryptorino has fewer promotions, new players can get a 100% bounty bonus of up to 50,000 EUR, with a 33x rollover requirement within 7 days.

Bonus 100% bounty bonus up to 50,000 EUR
Betting Requirement 33x within seven days
Sports Betting Options Soccer, ice hockey, Valorant, and others
Currencies Accepted BTC, ETH, BNB, SHIB, USDT, and others
Minimum Deposit Depending on payment methods
Withdrawal Time Instant

Pros

  • 6,000+ casino games
  • Supports Bitcoin Lightning Network

Cons

  • No mobile apps

Visit Cryptorino

10. Sportbet.one

At Sportbet.one, new players can receive a 125% sign-up bonus of up to 1,000 USD. This bonus has a low wagering requirement, which must be completed within seven days. Big spenders can bet on sports with odds of 1.4 and higher, as it contributes 350% to the rollover.

sportbet-one-live-stats

Sports enthusiasts can discover over 15 sports betting markets, including American football colleague events. This platform outperforms competitors in soccer, basketball, and hockey betting odds. However, players might not find any racing events.

This platform supports a limited number of cryptocurrencies, namely Bitcoin, Tether, Ethereum, Litecoin, and EOS network.

However, players without digital coins can easily purchase it on-site using fiat-based payment methods. Players who own crypto wallets can instantly register via the quick sign-up feature.

Bonus 125% sign-up bonus up to 1,000 USD
Betting Requirement 10x within seven days
Sports Betting Options Hockey, basketball, soccer, table tennis, and others
Currencies Accepted BTC, USDT, ETH, LTC, EOS, and SBET
Minimum Deposit 20 USD for the welcome bonus
Withdrawal Time Instant

Pros

  • No KYC
  • Low bonus rollover

Cons

  • Seven days bonus expiry date

Visit Sportbet.one

What Are Anonymous Betting Sites

Anonymous betting sites are online gambling platforms that allow users to bet without revealing their personal information. These sites prioritize user privacy by anonymous payment methods, making them popular among individuals who prefer discreet betting.

Please exercise caution when using anonymous betting sites, as some sites may not comply with the legality of online gambling.

How We Ranked Top Anonymous Gambling Sites

Choosing anonymous sports betting sites should involve a few considerations. Let’s examine the process and what players should know before signing up for an anonymous betting site.

  • License and reputation
  • Security and privacy
  • Bonuses and promos
  • Sports and Games Selection
  • Customer services

License and Reputation

When choosing a good site for anonymous sports betting, you should check its license.

Possessing a license means a site follows tight rules to protect your information and ensure fair betting. It’s less likely that the games will be unfairly fixed.

A site you can rely on pays out wins on time, offers fair chances, and smooths your online betting experience. Many trustworthy betting sites that accept anonymous currency, like cryptocurrencies, are licensed by the Curacao Gaming Authority.

Security and Privacy

A safe betting site must keep your details secure. Even if you’re not giving much personal info, it’s still essential that they protect you from any harmful software and ensure no one can sneak a peek at your activities.

A trusted site will use what’s called SSL encryption. This technology secures the connection between your device and the website, ensuring no one else can see or mess with your data.

This is super important, especially when you need to verify your identity.

External experts like eCogra, iTech Labs, and others regularly audit the best anonymous betting sites. These outside checks show they’re earnest about keeping their platform safe for everyone.

Bonuses and Promos

Top anonymous betting sites offer enticing bonuses and promotions to enhance the betting experience. These include substantial welcome bonuses for new users and ongoing special offers for existing players.

Mega Dice offers newly registered users a 200% welcome bonus of up to 1 BTC, 50 free spins, and a free sports bet. Gamblers who love to spend big can seek welcome bonuses from Metapins and Betplay, as they require high wagering requirements for huge rewards.

Whether you're a first-time bettor or seeking new platforms, these bonuses can significantly enhance your betting experience. Keep an eye out for these perks to maximize your gameplay.

Sports and Games Selection

Choosing an anonymous betting site with a wide range of games and sports can enhance your experience and potentially increase your chances of winning.

Selecting a site that covers your favorite sports and leagues while offering a diverse selection of betting options is crucial. Comparing two sites, one might offer limited betting opportunities per event, while another could provide hundreds. If you're focused solely on sports betting, find a solid sportsbook.

If you also enjoy casino games, look for a site that offers both. Many anonymous crypto betting sites feature their casinos with slot machines, table games, and live dealer games. Ensure the game selection aligns with your interests before choosing a site.

Customer Service

A good betting site should provide email support, and many also have a live chat option. While some may still offer phone support, it’s becoming less common.

Check out their support hours, how quickly they respond, and how you can contact them. Whenever you hit a snag, help must be on hand and fast.

Furthermore, it’s a huge plus when a sports betting site offers round-the-clock support. No matter where you are, assistance is just a click away.

Popular Sports and eSports Titles on Anonymous Betting Sites

When you explore anonymous sports betting sites, there’s a world of fun games to bet on. Here, we analyze the most popular sports people love to bet on.

Soccer

Soccer, or football as it’s known outside the US, takes the top spot. With major leagues like the Premier League, La Liga, and Serie A, plus international tournaments such as the FIFA World Cup and UEFA European Championship, soccer offers endless betting possibilities year-round.

Common betting types in soccer include:

  • Moneyline (1 X 2): Bet on the outright winner (or tie on certain bookmakers).
  • Both Teams to Score: Wager whether or not both teams will score at least a goal.
  • Over/Under: Wager whether the total number of goals scored in a match will exceed or exceed the specified number.

Basketball

Basketball is a favorite among bettors for its fast-paced action and high-scoring games. The NBA leads the pack, boasting a long season with plenty of games to bet on.

International leagues and tournaments also draw significant betting interest, making it a staple on anonymous betting sites.

Popular betting types in basketball are:

  • Moneyline: Bet on the outright winner.
  • MVP: Wager on the best player for a match.
  • NBA Draft: Bet on team drafts for round or overall.
  • Parlay: Place multiple bets and tie them into the same stake.
  • Over/Under: Wager whether the total number of points scored in a match will exceed or exceed the specified number.
  • Point spread: Place a wager on the winning margin that needs the favorite team to win by a specific number of points.

Tennis

Tennis is unique for its nearly year-long season and the individual nature of its matches, offering a different betting dynamic compared to team sports. Grand Slam tournaments, like Wimbledon and the US Open, attract massive betting volumes.

But even outside these majors, ATP and WTA tours provide daily betting opportunities on match outcomes, scores, and more.

Favored betting types in tennis include:

  • Match winner: Bet on the outright winner.
  • Set betting: Bet on the exact score of a game in sets.
  • Handicaps: Bet on the number of games or sets a player wins after being given a virtual advantage or disadvantage.
  • Over/Under: Wager whether the number of games or sets played in a match will exceed or exceed the specified number.

Ice Hockey

The NHL is the pinnacle of professional ice hockey, featuring intense games perfect for betting, especially during the playoffs and the Stanley Cup Finals. International competitions and European leagues also see a lot of betting action.

Some common types of betting in ice hockey are:

  • Futures: Bet on the outright winner of the tournament.
  • Moneyline: Bet on the outright winner despite going into overtime or a shootout.
  • Over/Under: Wager whether the number of goals in a match will exceed or exceed the specified number.
  • Puck Line: Wager on the winning margin that needs the favorite team to win by a specific number of goals.

Best Esports Titles to Bet on

Esports is not just a trend but a booming industry worldwide. With so many games, the competitive gaming landscape is more exciting than ever. Take a quick look at some key esports titles in this dynamic market.

League of Legends

League of Legends is far more than just any ordinary game. Its fast-paced, exciting action and strategic depth have earned it a loyal fan base worldwide and a prominent place in eSports tournaments.

The annual World Championship is undoubtedly not just another tournament for players.

The top betting types for League of Legends are:

  • Outrights: Bet on the outright winner.
  • Tournament Winner: Wager on the outright winner of the tournament.
  • First Blood: Bet on the team or player making the first kills.

Counter-Strike 2

The Counter-Strike series has been practically synonymous with competitive gaming for many years. Counter-Strike 2 (CS2) will continue the legacy, promising improved graphics and gameplay and possibly changing the competitive shooter scene.

It perfectly blends nostalgia and innovation, keeping the community and fans worldwide in suspense.

Common types of betting types in CS2 include:

  • First Blood: Bet on the team or player making the first kills.
  • Round Score: Bet on the exact score of a certain number of rounds.
  • Time/Objective: Wage on how rounds are concluded, elimination, time, or objectives.

DOTA 2

DOTA 2 is a unique place where strategy meets spectacle. It is known for The International, which features impressive community-funded prize pools, which is a testament to the game’s complexity and the dedication of its players.

Popular betting types in Dota 2 are:

  • Outrights: Bet on the outright winner.
  • First Roshan: Wage on a team that slays Roshan first.
  • First Blood: Bet on the team or player making the first kills.

Use These Tips to Bet Safely

While reputable Bitcoin anonymous casinos are safe places to place your bets, it’s always important to gamble responsibly. Here are a few tips to help you bet safely and keep the fun in the game.

  1. Set up a budget
  2. Set your limits

Set Up a Budget

You have to decide on an amount you are comfortable losing because, in betting, as far as you know, there are absolutely no guarantees and a lot of risk. This way, wins are a pleasant bonus, and losses won’t spoil the fun.

Set Your Limits – Deposit/Play Time

It’s crucial to balance betting with other activities in your life. Setting time and deposit limits will help prevent it from becoming overwhelming or problematic. Consider looking into responsible gambling tools provided by the most trusted betting sites and by a gambling addiction control association.

Conclusion

After reviewing 10 anonymous betting sites, we concluded that Mega Dice, Lucky Block, and Cloudbet are the best options for players searching for a private and secure betting experience.

While Betplay’s welcome bonus has a high wagering requirement, newcomers should head to K8.io and Coinplay for a generous offer. These sites also reward existing players through their impressive reward programs and bonuses.

We also found that Sportsbet.io, BC.GAME and Betplay are best for sports betting enthusiasts. These anonymous sites offer various sports betting options and cover niche leagues and tournaments.

Below, we summarized the pros and cons of registering at sports betting apps that don’t require ID.

Pros
  • Bigger bonuses
  • Privacy and security
  • Fast deposits and withdrawals
  • Wide selection of betting markets
Cons
  • Unregulated
  • Prone to scam
  • Absence of fiat payment methods
  • Low number of sports events covered

Lucky Block Casino - Decentralized Gambling Platform

Rating

Lucky Block
  • Bet With Crypto - BTC, ETH, USDT, LBLOCK and More
  • Live Dealers - luckyblock.com
  • Rated Best New Crypto Casino - No KYC
  • Thousands of Slots, Blackjack, Roulette Games
Lucky Block
VPN Required in US, UK

Related

FAQs

Find answers to some of the most common questions regarding anonymous betting sites below.

Are anonymous sports betting sites secure?

Yes, anonymous sports betting sites are secure. Trusted and safe betting sites have high-level encryption and are transparent regarding licensing and regulation.

What are the best anonymous betting sites?

The best betting sites include Cloudbet, Betplay, Coinplay, K8 Casino, and Fairspin.io. Each offers a range of betting options, competitive odds, and user-friendly interfaces.

Which betting site has the best sportsbook?

Mega Dice is known for having the best sportsbook among the reviewed platforms, providing an extensive range of sports betting markets, competitive odds, and a seamless betting experience.

Is it legal to wager with Bitcoin?

In some places, Bitcoin betting is entirely legal and operates within a clearly defined regulatory framework. Some jurisdictions may have strict rules against using digital currencies for gambling.