What exactly are a wallet’s mnemonic phrase and private key, and why are they so important?

In the Web3 world, creating a wallet is easy, but not everyone truly understands who controls it.

Many people know not to disclose their mnemonic phrase, but may not be clear about how it differs from a private key, or why they may still be able to recover their wallet after losing their phone.

To understand these issues, we first need to clarify three concepts.

I. What is a private key?

A private key is secret information used for cryptographic signing. In many blockchain wallets, a private key ca

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Hopeful 39 minutes ago

How to Recognize and Avoid Crypto Scams? Don’t Wait Until Your Assets Are at Risk to Learn About Security

In the Web3 world, risks come not only from price volatility; they may also be hidden in a direct message, an airdrop link, or even an apparently ordinary wallet approval.

Many scams don’t rely on complex technology. What they really exploit is often people’s expectations of free rewards, trust in authoritative identities, and poor judgment in urgent situations.

I. Watch Out for Four Common Types of Scams

1. Fake Airdrops and False Rewards

You may receive a message claiming that all y

LiuBang an hour ago

What is a market maker? How do they provide liquidity to the market by continuously quoting bid and ask prices, and what risks do they take on?

In the cryptocurrency market, traders need someone to sell when they want to buy and someone to buy when they want to sell. By continuously quoting bid and ask prices, market makers help create more continuous quotes, reduce waiting times for some trades, and improve market liquidity.

First, what is a market maker?

Market makers typically place buy and sell orders in the market at the same time. For example, if the bid price for an asset is 100 USDT

KRenJizhaoSuperGod 39 minutes ago

$INIT BOOM🤑🤑 flies through the screen, TP1 has been filled. Guys, quickly check whether the money has arrived🙈🙈💸💸$UAI $ARIA

INIT-2.53%

UAI-7.58%

ARIA+22.03%

ACaiStar 37 minutes ago

Why Can You Still Lose Money Even When AI Predicts an 80% Chance of BTC Rising?

More and more traders are starting to use AI to analyze cryptocurrency markets. Some models may even estimate an 80% chance that BTC will rise and a 20% chance that it will fall. But one easily overlooked point is that a high probability forecast does not mean the trade is guaranteed to make money.

First, an 80% probability forecast does not mean the price will definitely rise. It usually means that, under similar historical conditions, the model considers an upward move more likely. If the model has not been val

BTC-0.65%

ZhongLing an hour ago

Friends who followed Zhong Ling’s trades yesterday would have been crazy not to take profits! Yesterday, we set up 7 short positions! The market plunged more than 100 points yesterday! The bulls cried out while the bears celebrated—the difference is choosing the right person and doing the right thing!
$XAU $BTC #美国10月CPI全面超预期 #美伊谈判出现新进展 #红牛双车登上巴西领奖台

XAU+0.38%

BTC-0.65%

RosyCrypto 43 minutes ago

🆕 stream crypt update

LIVE1,489

Crypto_kunShao2 hours ago

There will be fewer and fewer places to learn!

CryptoMishu33 minutes ago

Morning Market Updates

LIVE1,985

CryptoPlayerWithBadIntentions an hour ago

Bad Boy Watch: SPCX Update 11.11
The Big Rocket closed at 143.09 in U.S. trading on Tuesday, up 0.72%. Its intraday high was 144.89 and its low was 139.16.
Musk has been making moves lately. As long as the AI narrative continues, spcx can stay in an upward channel.
Looking at the candlestick chart, U.S. shares closed at the 20-day moving average. For any new buys, wait for the 5-day moving average to rise and form a golden cross with the 10- and 20-day moving averages. That would provide strong support for the spcx share price, allowing it to go on to make new highs.

SPCX+0.72%

CryptoMishu20 minutes ago

GateLive2026-11-11 03:32:15

Today's Topic Recommendations:
🔹AI Stocks Plunge Across the Board! Nvidia drops over 5% and IREN tumbles nearly 8%. Is there more downside ahead?
🔹Anthropic IPO Valuation Surges Toward $1.5 Trillion! As AI stocks tumble, the mega IPO keeps getting more expensive. Will investors still be willing to pay up?
🔹Anthropic Targets a $1.5 Trillion IPO Valuation! The harder AI stocks fall, the higher its IPO price expectations climb. Are investors still willing to take the risk?
🔹BTC Breaks Below $71,000! With $600 million in long positions facing liquidation, which key price levels should traders watch?
🔹Ethereum On-Chain Signatures Carry Hidden Risks! One phishing approval costs a user $300,000. How safe are your token approvals?
🔹Ledger CEO Says No Device Is Completely Secure! With repeated hardware wallet security incidents, how can users better protect their cold wallet assets?
🔹Goldman Sachs and Citi Team Up on Dollar Stablecoins! With $270 million committed to Project Faro, are traditional banks ready to enter the stablecoin business themselves?
🔹U.S. October CPI Comes in Hotter Than Expected! Odds of a 25bp Fed Rate Hike in December Jump to 88.5%. How much pressure could a more hawkish Fed put on BTC?
🔹Rising Inflation Sends Treasury Yields Surging! The 2-Year Treasury Yield Posts Its Biggest Single-Day Gain in 18 Months. Is the rate-cut trade officially over?

Pick any topic and go live for a chance to be featured on the homepage!
🔥 More livestream topic ideas and tips: https://www.gate.com/help/community-center/live_chat/49345

NVDA-5.47%

IREN-7.79%

BTC-0.65%

ETH-1.26%

GS+0.11%

Zuo77 19 minutes ago

The 10-year Treasury yield is back at 5%, and a December rate hike is fully priced in. This week’s numbers are more alarming than ever😵
But the scarier the numbers get, the more people hesitate to ask the most basic questions.
If you have questions this week about tokenized U.S. stocks, RWAs, or the market, just leave a comment.
Tomorrow, I’ll pick 3 questions to answer publicly.
Your questions don’t have to be technical—the more genuine, the better👇

MountaintopCapital'sMultiplied 2 hours ago

10,000 U in principal, currently 1.54 million U

LiuBang an hour ago

What is market impact cost? Why might a large order continuously drive up the purchase cost or push down the selling price as it is executed?

In cryptocurrency trading, a large order cannot necessarily be filled at the latest price shown on screen. When an order exceeds the quantity available at the current price level, it must continue to match with higher sell prices or lower buy prices, resulting in market impact cost. This is an important component of the actual execution cost and deserves particular attention from large traders.

First, what is market impact cost?

Market impact cost is

DefiSniperan hour ago

If you don’t want to miss on-chain market moves, stop by and check in—I’ve been hard at work and built another one.

Meme Radar Open-Source Edition v2.2.0 is here!

A local, read-only, multichain Meme radar, designed to help you quickly filter through countless shitcoins and find candidates worth a closer look.

Key upgrades in the new version:
Persistent activity alerts: Signals that stay active across the same source and pool are automatically pinned and highlighted. Voice alerts can also announce them once on their own. Expired or fading signals are automatically removed.
Reason-for-inclusi

MEME-0.94%

SOL-0.77%

ETH-1.26%

ConnectingTheWorld an hour ago

When You Buy an NFT, Do You Own the Copyright to the Work? Many People Get It Wrong from the Very First Step

In the Web3 world, buying an NFT often means gaining control of a specific on-chain token. But does that mean you also own the copyright to the corresponding image, music, or digital work?

The answer is: not necessarily.

To understand the true value of an NFT, you need to distinguish between three different concepts.

I. You Own the On-Chain Token, Not Necessarily the Copyright to the Work

An NFT is a non-fungible token recorded on a blockchain. It can be used to identify a specific

Full-TimeTradersMustG an hour ago

This morning, Whale 918 entered the market and price surged immediately afterward.
Our first take-profit target was 954; the current price is 960,
and the first take-profit target has been hit precisely!
#海力士 #美股

Hopeful 23 minutes ago

Why Can Users Still Lose Money When Smart Contracts Execute as Coded?

In the Web3 world, smart contracts are often seen as infrastructure that is automated, transparent, and does not require trusted intermediaries.

But there is an easily overlooked issue:

Code executing according to the rules does not mean the outcome will match your expectations.

Understanding the difference between these two is an important step in assessing the risks of DeFi, NFTs, and other on-chain applications.

I. Smart Contracts Guarantee Rule Execution, Not Investment Outcomes

Smart contracts can perform operatio

BrotherLiu'sPracticalSurfing an hour ago

History repeating itself? $BTC

BTC-0.65%

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