Phishing is a very real risk for Ethereum validators and, unfortunately, many people will lose funds due to these attacks.
Double check the URL
Does the site asking you for your 3 ETH deposit have a URL you expect?
Does the URL match what you’ve seen on other websites?
Are there spelling mistakes?
Check deposit contract details
What should the address be?
Cross check the deposit contract address against other websites – for example: Reddit, Twitter, and GitHub. There's also a list of trusted sources on ethereum.org
Check the deposit contract on your favorite Ethereum block explorer:
Are there recent 3 ETH deposits?
Does the contract have a large balance?
Has the smart contract code been verified?
Has the block explorer named the contract?
Check your favorite Beacon Chain block explorer:
Does the contract address listed on the website match?
Verify the contract address
Don’t just trust the contract address listed on this website.
Verify the contract address in your wallet before you sign.
Check the whole address, not just a portion of it. There could be just a few bytes different.