> For the complete documentation index, see [llms.txt](https://docs.watchdata.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.watchdata.io/blockchain-apis/tron-api/tronz-shielded-smart-contract.md).

# TRONZ Shielded Smart Contract

Document: <https://github.com/tronprotocol/documentation-en/blob/master/docs/mechanism-algorithm/shielded-TRC20-contract.md>

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[GetSpendingKey](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getspendingkey.md)
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{% content-ref url="/pages/zTldrUqNAzGRYT5lXBS1" %}
[GetExpandedSpendingKey](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getexpandedspendingkey.md)
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[GetAkFromAsk](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getakfromask.md)
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{% content-ref url="/pages/C8z52ZHeGfhbJuZgwZbH" %}
[GetNkFromNsk](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getnkfromnsk.md)
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{% content-ref url="/pages/mpGNv9fxkiy4NvKpdyBU" %}
[GetIncomingViewingKey](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getincomingviewingkey.md)
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[GetDiversifier](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getdiversifier.md)
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{% content-ref url="/pages/YuONZN2DzqlgHuk90GXa" %}
[GetZenPaymentAddress](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getzenpaymentaddress.md)
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[GetNewShieldedAddress](/blockchain-apis/tron-api/tronz-shielded-smart-contract/getnewshieldedaddress.md)
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[CreateShieldedContractParameters](/blockchain-apis/tron-api/tronz-shielded-smart-contract/createshieldedcontractparameters.md)
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[CreateSpendAuthSig](/blockchain-apis/tron-api/tronz-shielded-smart-contract/createspendauthsig.md)
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[GetTriggerInputForShieldedTrc20Contract](/blockchain-apis/tron-api/tronz-shielded-smart-contract/gettriggerinputforshieldedtrc20contract.md)
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{% content-ref url="/pages/B7UKlAlWJK6UtdHbIBn1" %}
[ScanShieldedTrc20NotesByIvk](/blockchain-apis/tron-api/tronz-shielded-smart-contract/scanshieldedtrc20notesbyivk.md)
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{% content-ref url="/pages/UrMrIrKNuQqZcaidXiBb" %}
[ScanShieldedTrc20NotesByOvk](/blockchain-apis/tron-api/tronz-shielded-smart-contract/scanshieldedtrc20notesbyovk.md)
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{% content-ref url="/pages/2VhbKkxTQQkEBPQXjxKe" %}
[IsShieldedTrc20ContractNoteSpent](/blockchain-apis/tron-api/tronz-shielded-smart-contract/isshieldedtrc20contractnotespent.md)
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