When Bitcoin was first created 9 years ago, its goal was to introduce
the world to digital cash. However, another use case was discovered
quite soon, which is the anonymous purchase of illegal goods online.
As it soon turned out, however, Bitcoin is not very anonymous. Despite the fact that Bitcoin wallets
can be used without disclosing your real name and location, all of your
transactions still remain quite public, for everyone to see. Not to
mention that most exchanges do require users to provide their real
names, which immediately links their transactions to their true
identity.
As a result, a new method for making anonymous transactions
was needed, and the world soon came up with privacy coins. These are
the coins that are strongly focused on privacy and anonymity, keeping as
much user information secret as possible. However, not all privacy
coins are equally as private, and the worst among them are privacy coins
only in name. However, there are also many good ones, that rely on real
cryptography-related innovations,
like zk-SNARK and ring signatures. So, let's review some of them, and
see which privacy coins are actually capable of keeping their users'
activities secret.
What are the Best Privacy Coins for Making Anonymous Payments?
1) Monero (XMR)
Monero is a top pick on many lists such as this, since it is quite
easy to use, while it does what it promises to do. While each BTC
transaction is public and transparent, Monero doesn't allow anyone without a corresponding private key to check on your balance or transaction history.
To achieve this, Monero uses two cryptographic elements — stealth addresses, and ring signatures.
Stealth addresses basically work by creating a new address for each
transaction. Senders can deposit funds into a secret address, and only
the true receiver can access this address. Additionally, only the
parties involved in the transaction can see the address.
As for the ring signatures, they basically mix together different
transactions on Monero's network. Each of these transactions selects
funds from another transaction from the same block. The process is
completely random, and nobody on the network can determine which is the
original source for any of the transactions included.
Additionally, while all of this may sound complicated at first, it is
really easy to do with Monero. All transactions are set to be private
by default, meaning that there are no specific features that users need
to activate before starting their private trades. Also, Monero's
ecosystem is pretty busy, which has resulted in numerous tools and
wallets that make the process as simple as it can get.
For managing Monero coins, users can choose from several different wallets, such as Monero Wallet
with a full node, Monero Wallet with a remote node, as well as My
Monero Wallet. Also, despite the fact that privacy coins are mostly
frowned upon in the crypto world, Monero is still listed on 98
exchanges, making it easy to trade as well.
Not only that, but users can also exchange Monero for another coin
without having to go to an exchange. This is possible thanks to tools
such as ShapeShift and XMR.to.
Also, one thing to note is that, while Monero makes the top of our
list, as well as many others, it is not perfect. Perfect privacy doesn't
exist, at least not yet. It is still possible that there are bugs in
Monero's codebase that might be exploited. This might lead to
deanonymizing its network, which is something to keep in mind.
2) Bitcoin (BTC)
You may be surprised to see Bitcoin itself on this list, especially
since we have mentioned that it is not exactly a privacy coin. However,
while it is not completely anonymous, there are still several ways for
your transactions to be privatized.
Only, these methods require some extra work. Still, many would say that
additional work will eventually pay off, especially considering how
widely accepted BTC really is.
Bitcoin is often considered to be a pseudonymous crypto. Even though
its addresses are not linked to people's real identities, all BTC
transactions still remain completely public, as well as the addresses.
This means that your transactions can be followed, and if your real
identity ever gets connected to a certain address, you will lose all
anonymity you thought you had.
However, there are still two ways for you to use Bitcoin as a privacy
coin. The first one is to buy BTC anonymously. This means staying out
of the exchanges such as Coinbase, which require users to provide their
real name and location. To combat this problem, users can turn to
numerous P2P services like LocalBitcoins, Paxful, or BitQuick. By using
these services, buying BTC anonymously is easy and effective.
While your transactions will still be public, nobody will know who
controls the wallet, which gives you at least some level of privacy.
The second method is to buy BTC from a centralized exchange, but then
use a mixing service to cover your tracks. Basically, if you were to
send BTC from Coinbase
straight to darknet market, everyone would know what you did. However,
if you use mixer first, your BTC will be deposited into a BTC stash
owned by the service. There is a small fee, but you will sever all
connections to your coins and would be able to use them without
publically displaying that it is you who uses them.
If you choose to use BTC mixer
to cover your tracks, it is important to choose the right one. This
will require some additional research, but in the end, it is worth the
time and effort, since you need to be able to trust a third party to do
your mixing.
3) ZCash (ZEC)
ZCash is not the best choice if you are a novice in the crypto world.
While it has one of the strongest cryptographies around, it is really
hard to use it due to limited tools. Additionally, its privacy features
are not used that heavily, and most of the top markets on darknet do not
even accept it.
However, if you feel confident about being able to overcome such issues, the ZCash might be the best privacy coin around for you.
When it comes to ZCash, the first thing to be aware of is that not
all of its transactions are immediately private. To send private
transactions, users need to employ its “z address”, which carries
additional costs in term of fees.
These z addresses are used for making private transactions under heavy
encryptions. Additionally, they are invisible to the blockchain, which
makes them one of the best privacy solutions.
Not only that, but all balances associated with z addresses are
encrypted as well, and are hidden from anyone who doesn't have a private
key. Finally, ZCash solves the issue of verifying such transactions by
using zk-SNARKs (zero knowledge succinct non-interactive argument of
knowledge).
This is a solution created by cryptographers with a very complicated
math behind them. However, despite their complex background, they work
really simple. All that users need to do is provide cryptographic proof
that they have funds, and nothing else needs to be revealed.
While all of this sounds pretty good, there is one downside to using
ZCash, and that is the limited number of options when it comes to
actually using private transactions. There are only two wallets listed
on ZCash that support private transactions — Zcashd, and WinZec. The
first one is Linux-based, while the second one is based on Windows,
which means that Mac users' options are extremely limited.
4) Dash
While Dash technically is a privacy coin, it is not recommended to
use this coin due to its weak privacy features. Additionally, this is
one of the coins with the worst adoption rate.
Dash's core privacy feature is called Private Send. This is a
simplified version of services we have mentioned previously. Basically,
three coins are combined into a single transaction, and then the coins
are distributed for newly-generated addresses. The process can be
repeated eight times in order to confuse anyone who might be following
your transaction.
However, Private Send is also undermined completely by the
architecture of Dash's own network. Similarly to Bitcoin, Dash is also
powered by nodes, which are called “masternodes“.
However, unlike BTC's nodes, these are designed to reward their
operators. Their job is to secure and validate network's transactions,
and through rewards, masternodes receive around 45% of new Dash coins.
The problem lies in the fact that when users use Private Send,
masternodes are validating those transactions and are sending them
between different addresses. Basically, the masternode that gets to
process your transaction sees both the source, as well as the
destination of this transaction. Since anyone can run a masternode for
only 1,000 Dash, even the government may end up validating your
“private” transaction.
5) Verge (XVG)
Finally, there is Verge, which is the lowest privacy coin on our list. Verge claims to be secure and anonymous, but its privacy is way below acceptable.
Verge was originally created in 2014, under the name of Dogecoin
Dark. It became Verge in 2016, but that doesn't change the fact that it
is a fork of Dogecoin. Additionally, Dogecoin came to be as a fork of Litecoin, which is a well-known fork of Bitcoin.
Verge also claims that its privacy comes from the use of Tor, which
can hide its users' IP address. However, there is one big flaw in these
tactics, and that is that all transactions and addresses are recorded
publicly on the blockchain.
Buying Verge from a centralized exchange will mean that your address
will get connected to your real identity. Additionally, even using
cryptos via Tor is a bad plan in the first place.
Another of Verge's efforts to conceal their users' identity is the
use of Wraith Protocol, which creates stealth addresses. Simply put, you
get a newly-generated address whenever you send XVG, but the problem is
that this address doesn't protect the sender's privacy.
In the end, Verge is also a target for 51% attacks more often than
any other crypto, which means that there are bugs in its codebase that
are getting exploited regularly. What this means is that Verge is not
only a barely private coin but also one subjected to constant attacks.
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