Zcash has two types of address: a transparent like bitcoin-addresses and a shielded address that is protected by the best quantum-resistant zero-knowledge proof cryptography.
And these shielded addresses are exactly what Zcash was created for. They prevent you from seeing the sender and receiver in the blockchain. Here's what such a transaction looks like: https://3xpl.com/zcash/transaction/f35497061d3dc8927b54f71ff175f458646739b6743b440b2bfaff2bea58f518
The only thing visible is the standard fee, by which we realize that the transaction exists. Nothing else! No recipient, no sender, no amount!
So what is this post about? You can see for yourself that the number of secured ZECs is updating highs every week. And after all, this is a cryptocurrency with a limit of 21 million coins, just like Bitcoin!
On November 23, 2024, the second halving took place and the network is already 76% mined.
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“Nothing is more powerful than an idea whose time has come.” – Victor Hugo
I first heard about #zcash around the same time I bought my first #bitcoin in 2017. I saw incredibly smart people working on it and recognized the added benefit of privacy. Still, I didn’t buy it for two reasons: the inflation rate was sky-high, and I didn’t see a pressing need for privacy. Unless you were a criminal, it seemed like no one cared. Privacy by obscurity was sufficient for the average user. Both of those reasons not to buy Zcash no longer apply. Inflation is now reasonable I’m not sure using Bitcoin’s supply curve was the best choice in a post-Bitcoin world. One could argue that better distribution might have been achieved by attracting more users with a more stable currency, rather than punishing early holders with high inflation. But what’s done is done. Today, Zcash’s inflation rate has reached a level where holding some makes sense. It's also now roughly equivalent to Bitcoin's during its first major "mainstream" expansion in 2017.
Why is Privacy Important We now live in a society where I can open Venmo and see transaction details from friends settling bills—dinners, Airbnb shares, you name it. Most people don’t mind this level of exposure among friends. But current blockchain implementations aren’t just visible to friends—they’re visible to everyone. Imagine a version of Venmo where your bank balance, pay stubs, and large purchases are public. Not just to your social circle, but to the entire world, including bad actors who might want to take that from you. Crypto makes this even more dangerous because you alone control your assets. Under threat of violence to yourself or your loved ones, many would choose to give up their holdings. Personal safety often outweighs financial gain.
Right now, privacy by obscurity gives most unknown users some peace. But if that privacy disappears, who will criminals target? You’ve effectively put a bounty on yourself. Those with means may hire personal security. Those without will have to look over their shoulders. Privacy allows us to avoid playing this dangerous game altogether. This is just one of the many benefits of privacy—one that may resonate with crypto holders in particular. But for people living under oppressive regimes, privacy can be a matter of survival. And for others, it’s simply about not broadcasting personal choices—like spending $6 a day on coffee. The key point is: you should have the choice. And that choice is increasingly under threat. Why Privacy via Encryption now matters I know we’re all tired of hearing about it, but yes—the answer is AI. Sorry. Since the first version of ChatGPT, AI has dominated market attention. While the impact of AI is hard to predict in full, one area that hasn’t been talked about enough is privacy. On an open ledger accessible to everyone, the only real barrier to total transparency is the effort required to analyze the data. AI is rapidly removing that barrier. Privacy by obscurity will collapse as AIs become capable of connecting all the dots—quickly, efficiently, and at scale. Converging forces With privacy by obscurity on its last legs, I expect the market to start valuing privacy by encryption. Today, the entire privacy coin sector makes up just 0.3% of the total crypto market cap. That’s a rounding error—yet it also signals one thing clearly: the growth potential is massive. As the risks of full transparency become more obvious, and AI accelerates the erosion of anonymity, demand for true privacy solutions is poised to grow. Among thousands of cryptocurrencies, only a handful are privacy coins. And of those, only one uses privacy by encryption. That same coin recently underwent a halving, significantly improving its inflation outlook. That coin is Zcash.
There is this information about $ZEC from the #ZcashCommunity forum:
"Next week, Zooko and I will be in Dubai for Token 2049, where a friend of ours plans to introduce us to several potential investors who are interested in acquiring significant amounts of ZEC. For these investors, strong Ledger support is a requirement. They aren’t willing to store funds on Keystone devices or in mobile wallets, and they don’t want to hold transparent ZEC. Ledger is the hardware solution they use for their other holdings, and they expect the same level of support for Zcash. This is one example that illustrates precisely why strong Ledger support for #Zcash is essential."
Sharing an update: Zcash is increasingly being used as intended — to store ZEC on shielded addresses. In just the past 3 weeks, over 500,000 coins have been moved into Orchard — the ZKP-based shielded pool without a trusted setup (addresses starting with the letter U). The total in this pool has now surpassed 1.7 million coins.
If we include the older shielded pool (addresses starting with Z), more than 2.6 million ZEC are currently shielded. That’s 16.3% of the entire circulating supply. The first spike in growth coincided with the launch of the Zashi wallet. The second came after the release of Keystone 3 Pro hardware signing.
It’s worth noting that large holders using custodial services like BitGo, as well as exchanges, typically store ZEC on transparent addresses. That’s mainly because they require hardware-based multisig setups to safely distribute signing responsibility. Equivalent systems for shielded addresses are still under development. (I've attached a demo from the devs showing one such implementation, which will also be available to regular users.)
So, we can assume that these 16.3% shielded coins are held in self-custody by retail users. As for how many users that is — there’s no way to tell. It’s a fully invisible computation zone.