Essentials Security Tips

Kastle ↗ gives you full control over your Kaspa assets — and with that comes full responsibility.Follow these best practices to keep your Kaspa Wallet and funds safe from loss or compromise.

TL;DR – Quick Security Checklist

Recovery/Seed phrase = everything → Write it offline, never share, never store online.
Set a strong PIN + enable biometrics for double protection.
Turn on Auto-Lock so your wallet locks itself when idle.
Back up your recovery phrase immediately after creating your wallet.
Always update Kastle, your browser, and your phone OS.
Connect only to official dApps (via verified X/website) and read what you sign.
Use safe networks/devices → avoid public Wi-Fi and untrusted extensions.
Separate funds → small balance for daily use, hardware/cold storage for savings.

Know What Matters Most

Your seed phrase (recovery phrase) is the ultimate key to your wallet.
Anyone with it can take your funds — keep it safe, offline, and private.

Back Up Your Recovery Phrase Immediately

After creating a new wallet, back it up right away following the steps in our guide here. Write it down or store it securely offline — never take a screenshot or save it to the cloud.

Protect Access with PIN, Biometrics & Auto-Lock

Set a strong PIN and never share it.
Enable biometric authentication (fingerprint or face ID) for extra protection.
Keep Auto-Lock on to automatically lock the wallet after inactivity.

These features prevent unauthorized access if your device is lost or left unattended

Be Careful When Connecting to dApps

Use only official project links — ideally through verified X profiles or websites.
Double-check URLs to avoid clones or phishing sites.
When signing contracts on L2s, always review what you’re approving before confirming.

Keep Software Updated

Always use the latest version of Kastle. Updates often include important security fixes.
Keep your phone, browser, and OS updated too.

Avoid Risky Networks & Devices

Avoid managing funds on public Wi-Fi. If necessary, use a trusted VPN.
Only install Kastle from official sources: Chrome Web Store, App Store, or Google Play.
Do not use rooted or jailbroken devices for storing crypto.

Separate Daily & Long-Term Funds

Use a small balance in Kastle for regular transactions and dApps.
Keep larger holdings in a hardware wallet or cold storage for maximum safety.

Watch Out for Phishing & Scams

Kastle support will never ask for your seed phrase or PIN.
Ignore DMs, pop-ups, or emails claiming to be official.
Always verify links before connecting your wallet.

If You Suspect Compromise

Move your funds immediately to a new wallet.
Reset your PIN and biometrics.
Revoke suspicious dApp approvals through Kastle or a trusted explorer.

Important Final Reminder

Kastle is a non-custodial Kaspa Wallet.

This means we cannot recover your wallet, seed phrase, or lost funds if you lose access. Always back up your recovery phrase and follow these best practices — your security is in your hands.

Essentials Security Tips

Kastle ↗ gives you full control over your Kaspa assets — and with that comes full responsibility.Follow these best practices to keep your Kaspa Wallet and funds safe from loss or compromise.

TL;DR – Quick Security Checklist

Recovery/Seed phrase = everything → Write it offline, never share, never store online.
Set a strong PIN + enable biometrics for double protection.
Turn on Auto-Lock so your wallet locks itself when idle.
Back up your recovery phrase immediately after creating your wallet.
Always update Kastle, your browser, and your phone OS.
Connect only to official dApps (via verified X/website) and read what you sign.
Use safe networks/devices → avoid public Wi-Fi and untrusted extensions.
Separate funds → small balance for daily use, hardware/cold storage for savings.

Know What Matters Most

Your seed phrase (recovery phrase) is the ultimate key to your wallet.
Anyone with it can take your funds — keep it safe, offline, and private.

Back Up Your Recovery Phrase Immediately

After creating a new wallet, back it up right away following the steps in our guide here. Write it down or store it securely offline — never take a screenshot or save it to the cloud.

Protect Access with PIN, Biometrics & Auto-Lock

Set a strong PIN and never share it.
Enable biometric authentication (fingerprint or face ID) for extra protection.
Keep Auto-Lock on to automatically lock the wallet after inactivity.

These features prevent unauthorized access if your device is lost or left unattended

Be Careful When Connecting to dApps

Use only official project links — ideally through verified X profiles or websites.
Double-check URLs to avoid clones or phishing sites.
When signing contracts on L2s, always review what you’re approving before confirming.

Keep Software Updated

Always use the latest version of Kastle. Updates often include important security fixes.
Keep your phone, browser, and OS updated too.

Avoid Risky Networks & Devices

Avoid managing funds on public Wi-Fi. If necessary, use a trusted VPN.
Only install Kastle from official sources: Chrome Web Store, App Store, or Google Play.
Do not use rooted or jailbroken devices for storing crypto.

Separate Daily & Long-Term Funds

Use a small balance in Kastle for regular transactions and dApps.
Keep larger holdings in a hardware wallet or cold storage for maximum safety.

Watch Out for Phishing & Scams

Kastle support will never ask for your seed phrase or PIN.
Ignore DMs, pop-ups, or emails claiming to be official.
Always verify links before connecting your wallet.

If You Suspect Compromise

Move your funds immediately to a new wallet.
Reset your PIN and biometrics.
Revoke suspicious dApp approvals through Kastle or a trusted explorer.

Important Final Reminder

Kastle is a non-custodial Kaspa Wallet.

This means we cannot recover your wallet, seed phrase, or lost funds if you lose access. Always back up your recovery phrase and follow these best practices — your security is in your hands.

Essentials Security Tips

Kastle ↗ gives you full control over your Kaspa assets — and with that comes full responsibility.Follow these best practices to keep your Kaspa Wallet and funds safe from loss or compromise.

TL;DR – Quick Security Checklist

Recovery/Seed phrase = everything → Write it offline, never share, never store online.
Set a strong PIN + enable biometrics for double protection.
Turn on Auto-Lock so your wallet locks itself when idle.
Back up your recovery phrase immediately after creating your wallet.
Always update Kastle, your browser, and your phone OS.
Connect only to official dApps (via verified X/website) and read what you sign.
Use safe networks/devices → avoid public Wi-Fi and untrusted extensions.
Separate funds → small balance for daily use, hardware/cold storage for savings.

Know What Matters Most

Your seed phrase (recovery phrase) is the ultimate key to your wallet.
Anyone with it can take your funds — keep it safe, offline, and private.

Back Up Your Recovery Phrase Immediately

After creating a new wallet, back it up right away following the steps in our guide here. Write it down or store it securely offline — never take a screenshot or save it to the cloud.

Protect Access with PIN, Biometrics & Auto-Lock

Set a strong PIN and never share it.
Enable biometric authentication (fingerprint or face ID) for extra protection.
Keep Auto-Lock on to automatically lock the wallet after inactivity.

These features prevent unauthorized access if your device is lost or left unattended

Be Careful When Connecting to dApps

Use only official project links — ideally through verified X profiles or websites.
Double-check URLs to avoid clones or phishing sites.
When signing contracts on L2s, always review what you’re approving before confirming.

Keep Software Updated

Always use the latest version of Kastle. Updates often include important security fixes.
Keep your phone, browser, and OS updated too.

Avoid Risky Networks & Devices

Avoid managing funds on public Wi-Fi. If necessary, use a trusted VPN.
Only install Kastle from official sources: Chrome Web Store, App Store, or Google Play.
Do not use rooted or jailbroken devices for storing crypto.

Separate Daily & Long-Term Funds

Use a small balance in Kastle for regular transactions and dApps.
Keep larger holdings in a hardware wallet or cold storage for maximum safety.

Watch Out for Phishing & Scams

Kastle support will never ask for your seed phrase or PIN.
Ignore DMs, pop-ups, or emails claiming to be official.
Always verify links before connecting your wallet.

If You Suspect Compromise

Move your funds immediately to a new wallet.
Reset your PIN and biometrics.
Revoke suspicious dApp approvals through Kastle or a trusted explorer.

Important Final Reminder

Kastle is a non-custodial Kaspa Wallet.

This means we cannot recover your wallet, seed phrase, or lost funds if you lose access. Always back up your recovery phrase and follow these best practices — your security is in your hands.