Yuav ua li cas Password Lo lus rau PDF

7 txoj hauv kev kom muab ib lo lus zais rau hauv PDF ua ke

Hauv qab no yog ntau txoj kev dawb rau lo lus zais tiv thaiv ib daim PDF , ib qho yooj yim zoo nkauj los ua tsis muaj teeb meem uas koj mus txog nws. Muaj cov software programs koj tuaj yeem tau download rau encrypting PDF, tiam sis qee cov kev pabcuam hauv online uas ua haujlwm hauv koj qhov web browser.

Tej zaum koj yuav xav siv ib daim ntawv qhib lus qhib rau PDF ntawv koj khaws cia rau hauv koj lub tshuab computer kom tsis muaj leej twg qhib nws tshwj tsis yog lawv paub lub cim password uas tau xaiv los encrypt nws. Los yog tej zaum koj xa cov ntaub ntawv tshaj email lossis khaws cia hauv online, thiab koj xav tau los xyuas meej tias tsuas yog cov neeg uas paub tus password thiaj li yuav saib tau PDF.

Muaj qee tus dawb editor editors muaj peev xwm lo lus password tiv thaiv PDFs heev tiam sis peb pom zoo kom siv ib qho ntawm cov cuab yeej hauv qab no. Ntawm ob peb PDF editors uas kuj txhawb encryption, tsis muaj ntau ntawm lawv yuav ua li ntawd tsis tau ntxiv ib watermark rau cov ntaub ntawv, uas ntawm chav kawm yog tsis tagnrho.

Tswv yim: Nco ntsoov tias cov hau kev no tsis yog kev tsis sib haum. Thaum PDF password remover cov cuab yeej yog ke thaum koj tsis nco qab lo lus zais rau koj tus kheej PDF, lawv kuj tseem siv tau los ntawm lwm tus los nrhiav tus password rau koj cov PDFs.

Lo lus zais tiv thaiv tus PDF Nrog rau ib qho Programme Desktop

Cov kev pabcuam no yuavtsum tau muab xa mus rau koj lub computer ua ntej koj tuaj yeem siv tau rau lo lus zais tivthaiv ntawv PDF. Tej zaum koj twb tseem muaj ib tug ntawm lawv, nyob rau hauv cov ntaub ntawv twg nws yuav ceev thiab yooj yim rau cia li qhib qhov kev pab cuam, thauj cov PDF, thiab ntxiv ib lo lus zais.

Txawm li cas los xij, yog tias koj tab tom nrhiav kev ceev nrawm (tab sis tseem tsis tau dawb) los ua tus PDF muaj lo lus zais, hla mus rau ntu nram qab no rau qee cov kev pabcuam dawb hauv online uas yuav ua tau tib yam nkaus.

Lus Cim: Tag nrho cov kev pabcuam thiab cov kev pabcuam uas hais hauv qab no ua haujlwm zoo rau hauv kev xoos ntawm qhov rais ntawm XP los ntawm qhov rais 10 . Thaum tsuas yog ib qho tsis txaus rau macOS, tsis txhob plam qhov seem ntawm qhov kawg ntawm nplooj ntawv no rau cov lus qhia ntawm encrypting PDF rau Mac tsis tau mus download tau ib yam ntawm cov cuab yeej no.

PDFMate PDF Converter

Ib qhov dawb kiag li uas tsis tuaj yeem hloov cov PDFs rau lwm hom xws li EPUB , DOCX , HTML , thiab JPG , tab sis kuj muab ib lo lus zais rau hauv PDF, yog PDFMate PDF Converter. Nws ua haujlwm ntawm qhov rais xwb.

Koj tsis tas yuav hloov lub PDF rau ib hom ntawm cov qauv vim tias koj tuaj yeem xaiv PDF raws li cov ntaub ntawv xa tawm thiab tom qab ntawd ces hloov qhov kev ruaj ntseg nqis los pab cov ntaub ntawv qhib lo lus zais.

1. Nias los yog coj mus rhaub cov Add PDF khawm rau saum PDFMate PDF Converter.
2. Nrhiav thiab xaiv cov PDF uas koj xav mus ua haujlwm nrog.
3. Thaum nws tau muab tso rau hauv qhov queue, xaiv PDF hauv qab ntawm qhov kev zov me nyuam, hauv qab Cov Ntaub Ntawv Tawm Tawm Tseg: cheeb tsam.
4. Nias los yog coj mus rhaub ntawm Cov Chaw Tshawb Tau Ntaus ze ntawm txoj cai saum toj kawg nkaus ntawm qhov kev zov me nyuam.
5. Hauv PDF tab, muab ib daim tshev ntxiv rau qhib Password .
   1. Koj tuaj yeem xaiv qhov kev tso cai Permission Password dhau lawm, los teeb ib tus tswv tsev PDF rau kev txwv, kev luam, thiab luam tawm ntawm PDF.
6. Xaiv Ok ntawm qhov kev Xaiv Xaiv kom txuag tau PDF kev ruaj ntseg kev xaiv.
7. Nias / nias Tawm Tseg Zis mus rau hauv qab ntawm qhov kev zov me nyuam los xaiv qhov password uas tiv thaiv PDF yuav tsum tau txais kev cawmdim.
8. Ntaus khawm lub khawm loj hauv qab ntawm PDFMate PDF Converter los cawm tus PDF nrog ib lo lus zais.
9. Yog tias koj pom cov lus hais txog kev kho dua tshiab, cia li tawm hauv qhov rais. Koj tuaj yeem kaw cia PDFMate PDF Converter ib zaug Kem txheej xwm nyeem zoo tom ntej no nkag mus rau PDF nkag.

Adobe Acrobat

Adobe Acrobat ntxiv tau ib lo lus zais rau PDF dhau. Yog hais tias koj tsis muaj nws ntsia los yog yuav tsis them rau nws tsuas yog rau lo lus zais tiv thaiv ib tug PDF, mus dawb mus lob dawb 7-hnub mus sib.

1. Mus rau hauv cov ntaub ntawv> Qhib ... cov zaub mov tuaj nrhiav thiab qhib PDF uas yuav tsum yog password nrog tiv thaiv Adobe Acrobat. Koj tuaj yeem hla tawm thawj kauj ruam yog tias lub PDF qhib lawm.
2. Qhib cov ntawv qhia zaub mov thiab xaiv Cov Khoom ... qhib cov ntaub ntawv Properties window.
3. Mus rau hauv kev ruaj ntseg tab.
4. Tom ntej los ntawm Txoj Cai Kev Ruaj Ntseg:, nias los yog coj mus rhaub cov ntawv qhia zaub mov thiab xaiv Password Security los qhib qhov Password Security - Settings window.
5. Nyob rau sab saum toj ntawm lub qhov rais, hauv qab ntawm Daim Ntawv Qhib Qhia, kos rau ntawm lub npov ntawm qhov yuav tsum tau Xav kom tau ib lo lus zais los qhib daim ntawv .
6. Sau tus password rau hauv lub thawv ntawv nyeem.
   1. Ntawm no taw tes, koj tuaj yeem mus txuas ntxiv los ntawm cov kauj ruam no kom txuag tau PDF nrog tsuas yog ib daim ntawv qhib qhib lo lus zais, tab sis yog tias tseem xav txwv tsis pub luam tawm thiab luam ntawv, nyob ntawm tus Password Security - Npo thiab sau cov ntsiab lus nyob rau hauv Permissions section.
7. Nias los yog coj mus rhaub kom OK thiab paub meej tias lo lus zais los ntawm sau nws dua nyob rau hauv Daim Ntawv Pov Thawj Pom Qhov Password qhib qhov rai.
8. Xaiv OK ntawm daim ntawv Properties window rov qab tuaj rau PDF.

1. Koj yuav tsum tam sim no tseg cov PDF nrog Adobe Acrobat los sau tus password qhib rau nws. Koj tuaj yeem ua tau los ntawm cov ntaub ntawv> Txuag los yog Ntaub Ntawv> Txuag Raws Li ... cov zaub mov.

Microsoft lo lus

Tej zaum nws yuav tsis yog thawj qhov kev paub tias Microsoft Word yuav lo lus zais tiv thaiv PDF, tab sis nws tseem muaj peev xwm tshaj plaws ua tau li ntawd! Cia li qhib lub PDF hauv Lo Lus thiab mam li nkag mus rau hauv nws lub zog kom encrypt nws nrog ib lo lus zais.

1. Qhib Microsoft Word thiab nias los yog coj mus muag Open Other Documents los ntawm sab laug hauv qab.
   1. Yog Lo Lus twb qhib rau ib daim ntawv dawb los yog cov ntaub ntawv uas twb muaj lawm, xaiv Cov Ntawv Teev Cov Ntawv Teev Tseg .
2. Next rau Qhib thiab ces Xauj .
3. Nrhiav thiab qhib PDF ntawv koj xav muab tus password rau.
4. Microsoft Word yuav nug seb koj puas xav kom muaj lub PDF hloov mus rau hauv ib qho kev kho tshiab; nias los yog coj mus rhaub.
5. Qhib cov ntaub ntawv> Tseg> Xauj zaub mov.
6. Ntawm qhov Txuag raws li hom: drop-down zaub mov uas tej zaum hais tias Lo Lus Ntawv (* .docx) , xaiv PDF (* .pdf) .
7. Lub npe PDF thiab xaiv cov kev xaiv ... khawm.
8. Nyob rau hauv lub Xaiv qhov kev xaiv uas tam sim no yuav tsum qhib, nias los yog coj mus rhaub lub thawv tom ntej kom Encrypt cov ntaub ntawv nrog ib lo lus zais los ntawm cov ntawv xaiv PDF .
9. Xaiv qhov qhib kom qhib qhov Encrypt PDF Document window.
10. Sau tus password rau PDF ob zaug.
11. Nias / kaam tawm OK tawm lub qhov rais.
12. Rov qab los ntawm Txuag Raws Li qhov rai, xaiv qhov chaw koj xav kom tseg cov ntaub ntawv tshiab PDF.
13. Nias los yog coj mus saib Txuag hauv Microsoft Word los cawm tus password uas tiv thaiv PDF ntawv.
14. Koj tuaj yeem tawm tau Microsoft Word cov ntaub ntawv uas koj tsis tau ua haujlwm ntev dua.

OpenOffice Draw

OpenOffice yog ib chav su ntawm ntau qhov chaw ua haujlwm, ib qho hu ua Draw. Yog vim li cas, nws tuaj yeem tsis qhib PDFs zoo heev, los yog siv tsis tau ntxiv rau ib lo lus zais rau PDF. Txawm li cas los, cov PDF Extension Extensions pab tau, yog li yuav tsum nco ntsoov nruab thaum uas koj muaj OpenOffice Draw rau hauv koj lub computer.

Lus Cim: Lub formatting yuav tawm me ntsis thaum siv PDFs nrog OpenDraw Kos vim nws tsis yog tiag tiag los ua PDF nyeem ntawv los yog editor. Qhov no yog vim li cas peb tau teev nws tom qab qhov kev xaiv tau zoo dua saum toj.

1. Nrog OpenOffice Kos qhib, mus rau Cov Ntaub Ntawv Tso Cai thiab xaiv Qhib ....
2. Xaiv thiab qhib PDF ntawv koj xav kom muaj kev tiv thaiv (password).
   1. Tej zaum nws yuav siv ob peb lub vib this rau kos los qhib cov ntaub ntawv, tshwj xeeb yog tias muaj ntau nplooj ntawv thiab ntau ntau cov duab. Thaum nws qhib siab, koj yuav tsum siv sij hawm no los kho cov ntawv nyeem uas tej zaum yuav tau hloov dua tshiab thaum kos sim npaj cov ntaub ntawv PDF.
3. Next rau Ntaub Ntawv> Export li PDF ....
4. Hauv Security tab, nias los yog coj mus rhaub cov passwords ... khawm.
5. Hauv qab qhib qhov password , sau tus password rau ob qhov chaw ntawv uas koj xav kom PDF yuav tsum tiv thaiv ib tug neeg los qhib daim ntawv.
   1. Koj tuaj yeem tso tau ib lo lus zais rau hauv Kev Tawm Tseg tso cai password yog tias koj xav kom tiv thaiv cov kev tso cai los ntawm kev hloov.
6. Xaiv OK tawm ntawm lub qhov rais qhib cov password .
7. Nias los yog coj mus rhaub lub khawm Export rau ntawm Xaiv Qhov Ncua Piav Qhov Xaiv qhov xaiv qhov PDF yuav tsum tau txais kev cawmdim.
8. Koj tuaj yeem tawm ntawm OpenOffice Draw yog tias koj ua tiav nrog cov PDF thawj.

Yuav ua li cas rau Password Tawm PDF

Siv ib lub vev xaib no yog tias koj tsis muaj cov kev pab cuam los ntawm cov saum toj no, tsis kam xa lawv, los yog yuav xav ntxiv ib lo lus zais rau koj PDF kom sai dua.

Soda PDF yog ib qho kev pab hauv internet uas tuaj yeem tiv thaiv tau PDFs dawb. Nws cia koj upload PDFs ntawm koj lub computer los thauj lawv ntawm koj Dropbox lossis Google Drive.

Smallpdf no zoo li cov dej qab zib PDF tshwj tsis yog nws sai rau 128-ntsis AES encryption. Thaum koj PDF uploaded, txoj kev xa ntawv yog ceev thiab koj tuaj yeem txuag tau cov ntaub ntawv rov qab mus rau koj lub computer lossis koj tus account ntawm Dropbox lossis Google Drive.

FoxyUtils yog ib qho piv txwv ntawm lub website uas cia koj encrypt PDFs nrog ib lo lus zais. Cia li sau cov PDF los ntawm koj lub computer, xaiv ib lo lus zais, thiab optionally muab ib daim tshev rau hauv ib qho ntawm cov kev cai xaiv xws li cia luam ntawv, kev hloov kho, luam thiab rho tawm, thiab sau cov ntawv.

Ceeb toom: Koj yuav tsum ua tus account pub dawb hauv FoxyUtils thiaj li yuav khaws koj tus password uas muaj kev tiv thaiv PDF.

Yuav ua li cas rau Encrypt PDFs ntawm macOS

Feem ntau ntawm cov kev pabcuam thiab tag nrho cov websites ntawm saum toj no yuav ua hauj lwm zoo rau kev tiv thaiv passwords rau koj Mac. Txawm li cas los, lawv yeej tsis tsim nyog txij li thaum macOS muab PDF encryption ua ib tug feature built-in!

1. Qhib cov ntaub ntawv PDF kom muaj nws thauj khoom hauv Kev Pom Zoo. Yog hais tias nws tsis qhib cia, los yog qhib ib daim ntawv thov qhib, qhib saib ua ntej thiab mam li mus Ua Ntaub Ntawv> Qhib ....
2. Mus rau Ntaub Ntawv> Export li PDF ....
3. Lub npe PDF thiab xaiv qhov koj xav khaws tseg.
4. Muab ib daim tshev rau hauv lub npov ntawm Encrypt .
   1. Lus Cim: Yog tias koj tsis pom qhov "Encrypt" option, siv Show Show button kom nthuav dav lub qhov rai.
5. Sau tus password rau PDF, ces mam li rov qab xyuas dua yog koj nug.
6. Ntaus Tseg kom txuag tau PDF nrog tus password enabled.