how to upload and view pdf file in asp net c# : Select text pdf file SDK Library service wpf .net html dnn Nitro_Pro_8_User_Guide_EN20-part243

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Certificatesecurity
DigitalIDsletyouencryptfilesthatcanonlybeopenedandusedbypeoplewhohaveexchanged
certificates.Certificate-basedsecurityhasmanyadvantagesoverpassword-basedsecurity:documents
canbeopenedwithouttheneedtorememberpasswords,DigitalIDscannotbesharedorcopiedeasily,
theonedocumentcancontaindifferentsecuritysettingsforeachrecipientofafile.Forexample,youmay
grantonepersoneditingandprintingprivileges,whileanotherislimitedtojustviewingthefile.
BeforeyoucanreceivefilesencryptedforyourdigitalID,youmustcreateyourdigitalIDandthenshareits
certificatewithpeoplewhoyouintendtosharecertificate-securedfiles.Youmusthavealsoreceivedand
importedthecertificateoftherecipientbeforeyoucanencryptfilesfortheiruse.
NOTE:Whenyouusecertificate-basedsecurity,remembertoaddyourowncertificateasanintended
recipient.Otherwise,youdonothaveaccesstothePDFfilewhenitissecured.
MethodstosecureaPDFfilewithcertificatesecurity
TherearetwowaystosecureaPDFfilewithcertificatesecurity.Theseproceduresaredescribedbelow.
l
CertificateSecuritydialog:ViewsecuritysettingsandmanuallyapplysecurityinDocument
Properties
l
Securityprofiles:Re-usablesecurityprofilesallowyoutosavecustomsecuritysettingsandthen
applythosesettingstoadocumentwithoneclick.Profilescanincludedetailsontherecipientsyou
allow.Thisletsyousecuredocumentsthesamewayforeachrecipient,everytime
Tomanagecertificatesecurity:
1. Dooneofthefollowing:
OntheProtecttab,intheSecureDocumentgroup,clickCertificateSecurity
IntheFilemenu,selectDocumentProperties.TheDocumentPropertiesdialogopens.On
theSecuritytab,intheSecuritymethodmenu,selectCertificatesecurity
2. IntheCertificateSecuritydialog,selectcontactsyouwanttoallowaccesstoyoursecuredfile,and
clickAdd.Torestrictusageforeachrecipientasyouaddthem,selecttheRestrictedPermissions
option,anddefinethelevelsofprintingandchangesallowedforthatperson
3. ClickMore.IntheSecurityLevelsection,specifyanencryptionAlgorithm.256-bitAES is
consideredthemostsecure
4. ClickOKorFinish
5. SaveyourPDFdocumenttoapplythenewsecuritysettings
Toapplycertificatesecuritywithaspecificprofile:
1. Tomanagesecurityprofiles,ontheProtecttab,intheSecureDocumentgroup,clickManage
Profiles.Ifnecessary,createoreditasecurityprofilebeforeproceeding
Formoreinformation,seeSecurity
profiles
2. OntheProtecttab,intheSecureDocumentgroup,clickthearrowbelowCertificateSecurity
3. Selectasecurityprofilefromthelist,andconfirmthatyouwanttosecurethedocument
4. SaveyourPDFdocumenttoapplythenewsecuritysettings
NitroPro8-UserGuide
Select text pdf file - search text inside PDF file in C#.net, ASP.NET, MVC, Ajax, WinForms, WPF
Learn how to search text in PDF document and obtain text content and location information
how to make a pdf file text searchable; select text in pdf reader
Select text pdf file - VB.NET PDF Text Search Library: search text inside PDF file in vb.net, ASP.NET, MVC, Ajax, WinForms, WPF
Learn How to Search Text in PDF Document and Obtain Text Content and Location Information in VB.NET application
find text in pdf image; pdf find highlighted text
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Securityprofiles
Securityprofilesstoreyoursecuritysettings,arere-useable,andhelpyouworkmorequickly.Insteadof
re-enteringpasswordsorre-addingrecipientnameseverytimeyouusedocumentsecurity,openthe
PDF fileinNitroPro8andselectthesecurityprofilefromalist.Ifyouusecertificate-basedsecurityand
regularlysendfilestothesamepeople,securityprofilessaveyoualotoftime.
Toviewyoursecurityprofiles:
1. OntheProtecttab,intheSecureDocumentgroup,clickManageProfiles.TheSecurityProfiles
dialogappears.
2. ToviewdetailsofaprofileintheSecurityprofilessection,clickontheprofile
Toaddanewsecurityprofile:
1. OntheProtecttab,intheSecureDocumentgroup,clickManageProfiles.TheSecurityProfiles
dialogappears.
2. ClickNew.TheNewSecurityProfiledialogappears.
3. EnteraNameandDescriptionforyourprofile
4. IntheSecuredocumentssection,specifyoneofthefollowing:
Usingpasswords:restrictuser-rightstoopenandclosePDF documents,ormakechanges
Usingcertificates:encryptdocumentssotheycanbeaccessedonlyusersyouspecify
5. ClickNext,andconfigurepasswordsecurityorcertificatesecuritysettings.Formoreinformation,
seePassword
security
andCertificate
security
.
6. ClickFinish
Toeditasecurityprofile:
1. OntheProtecttab,intheSecureDocumentgroup,clickManageProfiles.TheSecurityProfiles
dialogappears.
2. IntheSecurityprofilessection,selectaprofile,andclickEdit
3. UpdatetheNameandDescriptionforyourprofile
4. IntheSecuredocumentssection,specifywhethertousepasswordsorcertificates
5. ClickNext
6. Updateanysecuritysettings
7. ClickFinishtosavechangestoyoursecurityprofile
Todeleteasecurityprofile:
1. OntheProtecttab,intheSecureDocumentgroup,clickManageProfiles.TheSecurityProfiles
dialogappears.
2. IntheSecurityprofilessection,selectapolicy,clickDelete,andconfirmthatyouwanttodelete
thesecurityprofile
NitroPro8-UserGuide
C# PDF Image Extract Library: Select, copy, paste PDF images in C#
Extract various types of image from PDF file, like XObject Image, XObject Form, Inline Image, etc. C#: Select An Image from PDF Page by Position.
pdf text searchable; convert pdf to searchable text
VB.NET PDF Image Extract Library: Select, copy, paste PDF images
RsterEdge XDoc PDF SDK for .NET, VB.NET users are able to extract image from PDF page or file and specified VB.NET : Select An Image from PDF Page by
how to make a pdf document text searchable; pdf text select tool
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JavaScriptsecurity
ItispossibletoobtainaPDFdocumentcontainingembeddedJavaScriptthatcantriggersecurity
vulnerabilities.SomeusersmaywishtodisableJavaScriptforsecurityreasons,orsystemadministrators
mightneedtodisableJavaScripttoabidebytheircompany'sITpolicy.
TodisableJavaScriptfromrunning:
1. ClickontheFilemenubutton,andthenPreferences
2. InthePreferencesdialog,clickJavaScript
3. SelectDisableJavaScript
NitroPro8-UserGuide
VB.NET PDF Text Redact Library: select, redact text content from
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Enable users abilities to adjust color and transparency while scraping text from PDF file. Able to redact selected text in PDF document.
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DigitalIDs
AdigitalIDismuchlikepaper-basedidentificationsuchasapassport.Itcanprovewhoyouareandgive
youspecialrightstodoparticularthings.InNitroPro8,yourdigitalIDcanletyoumakeyourPDFfiles
tamper-proof,aswellasgiveyouspecialaccesstofilesfromuserswhohaveapprovedyourdigitalID.
Whenyousecureadocument,youcanchangeaccessandusagerightsonauser-by-userbasis.
DigitalIDshaveapublicandprivatekey.Thepublickeycontainsacertificateandidentifyinginformation,
andthisiswhatyousharewithotherusers.Onceotherusershaveyourpublickey,theycansecure
(encrypt)documentsthatyoumaybeabletoaccessanduse.TheprivatekeyisthepartofthedigitalID
thatisnevershared,andisthepartoftheIDthatunlocks(decrypts)filestowhichyouhavebeengranted
access.
NitroPro8supportstheuseofthefollowingtypesofdigitalIDs:
l
PKCS#12digitalIDfile.ThistypeofdigitalIDismoreflexiblebecauseyoucanusethesameIDon
multiplecomputers.Forexample,ifyouhadanofficeworkstationandanotebookwiththesame
certificateinstalled,youcouldopenthesamesecuredPDFfileonbothcomputers.ThedigitalID
remainssecurewhenmovedbetweencomputers,sinceyoumustenterapasswordwhenyou
importittoyourMyDigitalIDs.
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WindowsCertificateStore.ThistypeofdigitalcertificatelockstheIDtoauseronaparticular
computerandcannotbecopiedandimportedtoanothercomputer.
NitroPro8-UserGuide
C# HTML5 PDF Viewer SDK to view PDF document online in C#.NET
is loaded as sample file for viewing on the viewer. See screeshot as below. Tools Tab. Item. Name. Description. 1. Select tool. Select text and image on PDF document
how to make pdf text searchable; search text in multiple pdf
VB.NET PDF- View PDF Online with VB.NET HTML5 PDF Viewer
is loaded as sample file for viewing on the viewer. See screeshot as below. Tools Tab. Item. Name. Description. 1. Select tool. Select text and image on PDF document
pdf searchable text converter; select text in pdf file
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ManageDigitalIDs
ADigitalIDisasecuritypassthatallowsyoutocreateadigitalidentity,ortoviewadocumentthathas
beenencryptedtopreventunauthorizedaccess.YoucancreatedifferentDigitalIDsfordifferenttasks.
Forexample,youcanhaveadigitalIDforopeningaccountingdocuments,andanotheronetoopen
technicalreports.
TocreateaDigitalID:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickMyDigitalIDs.TheMyDigitalIDsdialog
appears.
2. ClickNew.TheNewDigitalIDdialogappears
3. Enteryouridentitydetails
4. IntheIntendedUsagelist,selectthetypeofsecuritytouse,thenclickNext
5. ClickBrowsetochoosealocationtosaveyourdigitalID,thengiveitafilename
6. Enterapassword,andclickOKtofinish
TIP:IfyouwanttodeleteaDigitalID,selectitintheMyDigitalIDsdialog,andclickRemove.
ToimportaDigitalID:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickMyDigitalIDs.TheMyDigitalIDsdialog
appears.
2. ClickImport
3. LocatetheDigitalIDonyourharddriveornetwork,andclickOpen
4. ClickClosetofinish
ToexportaDigitalID:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickMyDigitalIDs.TheMyDigitalIDsdialog
appears.
2. SelectadigitalID fromthelist,andclickExport.TheExportCertificatedialogappears.
3. SelectSavedatatofile,thenclickNext,andchoosealocationforthefile
4. ClickSavetofinish
ToexportaDigitalIDbyemail:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickMyDigitalIDs.TheMyDigitalIDsdialog
appears.
2. SelectadigitalID fromthelist,andclickExport.TheExportCertificatedialogappears.
3. SelectSenddatatoothersviaemail,thenclickNext
4. EnteranemailaddressfortherecipientofyourDigitalID,reviewthemessage,andthenclickSend
5. Anemailmessageiscomposedinyourdefaultemailclient,andincludesyourDigitalIDasan
attachment.ClickSend.
NitroPro8-UserGuide
C# HTML5 Viewer: Load, View, Convert, Annotate and Edit OpenOffice
pptx) on webpage, Convert CSV to PDF file online, convert CSV to save signatures to OpenOffice and CSV file. Viewer particular text tool can select text on all
make pdf text searchable; find and replace text in pdf file
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PDF to text, C#.NET convert PDF to images, C#.NET PDF file & pages Pan around the PDF document. Select text and image to copy and paste using Ctrl+C and Ctrl+V
search text in pdf image; can't select text in pdf file
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Managetrustedcontacts
WithNitroPro8,youcanaddpeopletoyourTrustedContactsbyimportingtheirpublickeycertificate
manually,oryoucanshareyourpublickeyandtheirpublickeyatthesametimewiththeRequest
Contactsfeature.YouneedtohavethepublickeyofacontactinTrustedContactstobeabletovalidate
anyPDFfilestheyhavedigitallysigned.
Toaddatrustedcontact:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickTrustedContacts.TheManageTrustedContacts
dialogappears.
2. ClickAdd,selectthecertificatethatwassentfromatrustedcolleague,andthenclickOpen
TIP: Toseedetailsofacertificate,suchaswhoissueditandhowlongthecertificateisvalid,selectit
fromthelistoftrustedcontacts,andclickView.
ToexportacontactID:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickTrustedContacts.TheManageTrustedContacts
dialogappears.
2. Selectatrustedcontact,andthenclickExport
3. IntheSaveAsdialog,enteranameforthecertificate,andthenclickSave
Tosharepublickeycertificates:
1. Onthe e Protecttab,intheDigitalIDsgroup,clickTrustedContacts.TheManageTrustedContacts
dialogappears.
2. Selectacontacttoexport,andthenclickRequest.The RequestContactsdialogappears.
3. Enteryourcontactdetails
4. SelecttheIncludemycertificateinemailcheckbox,selectacertificatetoshare,andthenclick
Next
5. Enteranemailaddressfortherecipientofyourpublickeycertificate,reviewthemessage,andthen
clickSend
6. Anemailmessageiscomposedinyourdefaultemailclient,andincludesyourpublickeycertificate
asanattachment.Sendtheemail.
NitroPro8-UserGuide
C# WPF PDF Viewer SDK to view PDF document in C#.NET
PDF to text, C#.NET convert PDF to images, C#.NET PDF file & pages Pan around the PDF document. Select text and image to copy and paste using Ctrl+C and Ctrl+V
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C# WPF PDF Viewer SDK to annotate PDF document in C#.NET
Default create. Click to select drawing annotation with default properties. Other Tab. 17. Text box. Click to add a text box to specific location on PDF page.
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Digitalsignatures
Adigitalsignatureismuchmorepowerfulthanatraditionalpaper-basedsignature.Theyprovideyou
withawaytoshowapersonsignedaparticulardocumentataparticulartimeandhelpstoensurethat
thedocumentcontenthasnotbeentamperedwithafteritwassigned.Additionally,thedocument
versionhistoryshowsrecipientswhenadocumentwassigned,andwhenchangesweremade.This
revisionhistoryisencryptedandstoredinsidethePDF,andcanbeviewedintheSignatures
pane
.
TodigitallysignaPDFdocument,youneedadigitalID.Toverifythesignatureofanotherperson,you
mustfirstshareyourdigitalIDsandaddeachothertoyourTrustedContactslist.
Formoreinformationaboutdigitalsignatures,see:
l
Digitally
sign
a
document
l
View
and
validate
certificates
and
signatures
l
Certify
PDF
files
l
Digital
signature
timestamp
Forrelatedinformation,see:
l
Create
signature
fields
l
Digital
IDs
l
Manage
Digital
IDs
l
Manage
trusted
contacts
NitroPro8-UserGuide
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Digitallysignadocument
Digitalsignaturesarelikepaper-basedsignatures,butbetterbecausetheyincludeencryptedinformation
soyoucanverifytheirauthenticity.
Youcandigitallysignadocumenttosecurelyrecordtheidentityoftheauthor,andtoverifythecontent
hasnotchanged.DigitalsignaturesinaPDF documentcanshowtext,oranimagesuchasaphotooran
imageofyourhandwrittensignature.
Todigitallysignadocument:
1. OntheProtecttab,intheSignaturesgroup,clickthearrowunderSign,andselectasignature
fromthegallery.Tosignadocument,youmustfirsthaveadigitalID.Formoreinformation,see
Digital
IDs
andManage
Digital
IDs
.
2. Clickonthepagewhereyouwouldliketoplaceyoursignature
3. NitroPro8promptsyoutosavethePDF filewiththedigitalsignature.Clickthedigitalsignatureto
viewandconfirmitsdetails,andthensaveyourPDF file.Formoreinformation,seeView
and
validate
certificates
and
signatures
.
NitroPro8-UserGuide
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Customizesignatureappearance
Youcancustomizedigitalsignaturestomakeinformationyouwanttosharevisible,andalsotodisplay
yourphysicalsignature,acorporatelogo,orsomeothergraphicyouwanttoappearalongsideyour
signature.Youcanedittheappearanceofyoursignatureatthetimeofsigningadocument,oratany
time.
Tocreateanewdigitalsignature
1. IntheFilemenu,clickPreferences,expandtheDigitalSignaturesection,andselectAppearances
2. IntheSignatureappearancessection,clickNew.TheConfigureSignatureAppearancedialog
appears.
3. IntheGraphicsection,selectoneofthefollowing:
Nographic: includenoadditionalinformation
Graphicfromfile:ClickSelectgraphic,specifyanimagefileofyousignature,andthenclick
OK.
Name: printyournameastext
4. IntheTextsection,specifywhichpartsofyourdigitalsignatureyouwishtobevisibleand
printableinaPDF
5. Previewyoursignature,andthenclickOK
TIP: Forinformationonhowtocreateadigitizedimageofyourhandwrittensignature,seeStamp
your
signature
with
QuickSign
.
Toedittheappearanceofadigitalsignature
1. IntheFilemenu,clickPreferences,thenDigitalSignature,andthenAppearances
2. IntheSignatureappearanceslist,selectasignaturetoconfigure,andthenclickEdit.The
ConfigureSignatureAppearancedialogappears.
3. IntheGraphicsection,selectoneofthefollowing:
Nographic: includenoadditionalinformation
Graphicfromfile:ClickSelectgraphic,specifyanimagefileofyousignature,andthenclick
OK.
Name: printyournameastext
4. IntheTextsection,specifywhichpartsofyourdigitalsignatureyouwishtobevisibleand
printableinaPDF
5. Previewyoursignature,andthenclickOK
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Viewandvalidatecertificatesandsignatures
Signaturesarevalidatedwhenadocumentisopened,andthenautomaticallyre-validatedwhenanyone
changesthedocument.
Toviewthestatusofyourcertificatesandsignatures,doonethefollowing:
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ViewcertificatesandsignaturesintheSignaturespane
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LookatcertificatesandsignaturesonthepageofthePDF document
TheSignaturespane
TheSignaturespanelistsallsignaturesinthePDF document,showstheirvaliditystatus,andprovidesa
summaryofeachsignature.
IfyourPDF documentcontainssignatures,theSignaturestabappearsontheleftofthewindow.Toopen
theSignaturespane,clicktheSignaturestab.
TIP: Tojumptothelocationofasignatureinthedocument,clickonthesignatureintheSignature
pane.Ayellowrectanglehighlightstheselectedsignature.
StatusiconsforPDF document
Status
Icon
Meaning
Valid
Thisdocumentiscertified,andthedocumenthasnotchangedinawaynotpermittedby
thecertificate
Valid
Theidentityofthesignerwassuccessfullyverified,andthedocumenthasnotbeen
changedsincethissignaturewasadded
Change
view
Theidentityofthesignerwassuccessfullyverified,butthecurrentviewofthedocumentis
notthesameaswhenitwassigned
Unknown
Theidentityofthesignerwasnotabletobeverified,andthecurrentviewofthedocument
isnotthesameaswhenitwassigned
Unknown
Theidentityofthesignerwasnotabletobeverified,butthedocumenthasnotbeen
changedsincethissignaturewasadded
Invalid
Thecertificateisinvalid,orillegalchangeshavebeenmadetothedocument
ViewsignaturesandcertificatesonthepageofaPDF document
ToseemoreinformationaboutadigitalsignatureorcertificatefromthepageofaPDF document,clickon
thesignature.TheSignaturePropertiesdialogappears,andletsyoudothefollowing:
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Validatesignature: confirmthevalidityofadigitalsignature
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Documentmodification:see whetherthedocumentisunchanged,orifthefileisrestrictedto
permittedchanges,suchasfilling-informfields
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Timevalidity: showsthatthetimestampofthePDF documentisoneofthefollowing:
NitroPro8-UserGuide
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