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Hom ntaub ntawv twg yog qhov tsim nyog tshaj plaws los txheeb xyuas tus password?
Hom ntaub ntawv twg yog qhov tsim nyog tshaj plaws los txheeb xyuas tus password?

Video: Hom ntaub ntawv twg yog qhov tsim nyog tshaj plaws los txheeb xyuas tus password?

Video: Hom ntaub ntawv twg yog qhov tsim nyog tshaj plaws los txheeb xyuas tus password?
Video: Google Colab - Searching for News with Python! 2024, Kaum ib hlis
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Txoj hlua hom ntaub ntawv yog qhov tsim nyog tshaj plaws los txheeb xyuas tus password.

Xav txog qhov no, hom ntaub ntawv twg yog tus password?

Raws li qhov ntev ntev txoj hlua ( VARCHAR (n) lossis MySQL hu nws). Lub hash yeej ib txwm muaj qhov ntev ntawm qhov piv txwv 12 cim (nyob ntawm qhov hash algorithm koj siv). So ib 20 char password yuav raug txo mus rau 12 char xas,a 4 char tus password kuj tseem yuav ua rau 12 char hash.

Tom qab, lo lus nug yog, lo lus zais yog hom ntaub ntawv hauv SQL? Tsis muaj password datatype hauv ob qho khoom. Muaj ib daim npog qhov ncauj tawm hauv Access rau passwords, tab sis nws tsis yog hom ntaub ntawv . ok, Kuv yuav teeb tsa lub npog qhov ncauj rau nvarchar, varchar lossis ntext, teb rau hauv SQL ntawv Server?

Ib yam li ntawd, hom ntaub ntawv twg yog tus neeg siv lub npe?

Yog, koj tuaj yeem siv varchar (15) cov ntaub ntawv khaws cia tus neeg siv lub npe. Varchar khw muag khoom sib txawv-ntev kab cim . nws tuaj yeem xav tau kev khaws cia tsawg dua li qhov ntev-ntev hom vim nws tsuas yog siv ntau qhov chaw raws li nws xav tau.

Yuav ua li cas kuv tus password encrypt ib database?

Encrypt lub database los ntawm kev siv tus password

  1. Qhib lub database hauv Exclusive mode. Kuv yuav qhib lub database hauv Exclusive mode li cas?
  2. Ntawm Cov Ntaub Ntawv tab, nyem Cov Ntaub Ntawv, thiab tom qab ntawd nyem Encrypt nrog Password.
  3. Ntaus koj tus password rau hauv lub thawv Password, ntaus nws dua hauv lub thawv Tshawb Fawb, thiab tom qab ntawd nyem OK.

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