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πŸ–₯ ΠŸΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚Ρ‹ Π½Π° C# ΠΈ VB.NET

Π¦ΠΈΡ„Ρ€ΠΎΠ²Ρ‹Π΅ подписи ΠΏΠΎΠ·Π²ΠΎΠ»ΡΡŽΡ‚ Π΄ΠΎΠΊΠ°Π·Π°Ρ‚ΡŒ, Ρ‡Ρ‚ΠΎ Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ PDF:
β€’ НС измСнялся с ΠΌΠΎΠΌΠ΅Π½Ρ‚Π° подписания.
β€’ Π‘Ρ‹Π» подписан Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΠΎΠΉ подписью ΠΊΠΎΠ½ΠΊΡ€Π΅Ρ‚Π½ΠΎΠ³ΠΎ Ρ‡Π΅Π»ΠΎΠ²Π΅ΠΊΠ°.

β©Π˜ΡΠΏΠΎΠ»ΡŒΠ·ΡƒΠΉΡ‚Π΅ Π±ΠΈΠ±Π»ΠΈΠΎΡ‚Π΅ΠΊΡƒ Docotic.Pdf для подписи PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ΠΎΠ² Π² прилоТСниях для .NET Framework ΠΈ .NET Core. Π’Ρ‹ ΠΌΠΎΠΆΠ΅Ρ‚Π΅ ΡΠΊΠ°Ρ‡Π°Ρ‚ΡŒ Π±ΠΈΠ½Π°Ρ€Π½Ρ‹Π΅ Ρ„Π°ΠΉΠ»Ρ‹ Π±ΠΈΠ±Π»ΠΈΠΎΡ‚Π΅ΠΊΠΈ ΠΈΠ»ΠΈ ΠΈΡΠΏΠΎΠ»ΡŒΠ·ΠΎΠ²Π°Ρ‚ΡŒ Π΅Π΅ ΠΏΠ°ΠΊΠ΅Ρ‚ NuGet.

⏩Как ΠΆΠ΅ Π½Π°ΠΊΠΎΠ½Π΅Ρ† Π΄ΠΎΠ±Π°Π²ΠΈΡ‚ΡŒ Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΡƒΡŽ подпись Π² PDF? Π’Π°ΠΌ Π½Π΅ΠΎΠ±Ρ…ΠΎΠ΄ΠΈΠΌ Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΠΎΠΉ сСртификат PKCS#12 (Ρ„Π°ΠΉΠ» .pfx ΠΈΠ»ΠΈ .p12), Π²Ρ‹Π΄Π°Π½Π½Ρ‹ΠΉ Π΄Π΅ΠΉΡΡ‚Π²ΠΈΡ‚Π΅Π»ΡŒΠ½Ρ‹ΠΌ Ρ†Π΅Π½Ρ‚Ρ€ΠΎΠΌ сСртификации, Ρ‡Ρ‚ΠΎΠ±Ρ‹ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚. Π’ΠΎΡ‚ Π±Π°Π·ΠΎΠ²Ρ‹ΠΉ ΠΏΡ€ΠΈΠΌΠ΅Ρ€, ΠΏΠΎΠΊΠ°Π·Ρ‹Π²Π°ΡŽΡ‰ΠΈΠΉ, ΠΊΠ°ΠΊ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ Π½Π° C#:

using BitMiracle.Docotic.Pdf;

using (var pdf = new PdfDocument("document_to_sign.pdf"))
{
var options = new PdfSigningOptions("your_cert.p12", "your_cert_password")
{
DigestAlgorithm = PdfDigestAlgorithm.Sha256,
Format = PdfSignatureFormat.Pkcs7Detached,
Reason = "Testing digital signatures",
Location = "My workplace",
ContactInfo = "[email protected]"
};

pdf.SignAndSave(options, "signed.pdf");
}

Π—Π°ΠΌΠ΅Π½ΠΈΡ‚Π΅ "your_cert.p12" собствСнным Ρ„Π°ΠΉΠ»ΠΎΠΌ сСртификата .p12 ΠΈΠ»ΠΈ .pfx ΠΈ "your_cert_password" собствСнным ΠΏΠ°Ρ€ΠΎΠ»Π΅ΠΌ. На GitHub Π²Ρ‹ ΠΌΠΎΠΆΠ΅Ρ‚Π΅ Π·Π°Π³Ρ€ΡƒΠ·ΠΈΡ‚ΡŒ ΠΈ ΠΏΠΎΠΏΡ€ΠΎΠ±ΠΎΠ²Π°Ρ‚ΡŒ ΠΏΠΎΠ»Π½ΡƒΡŽ Π²Π΅Ρ€ΡΠΈΡŽ ΠΏΡ€ΠΈΠΌΠ΅Ρ€Π° (ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ https://github.com/BitMiracle/Docotic.Pdf.Samples/tree/master/Samples/Digital%20signatures/SignDocument) Π½Π° C# ΠΈ VB.NET.

β©Π‘Ρ‹Π²Π°ΡŽΡ‚ случаи, ΠΊΠΎΠ³Π΄Π° Π½Π΅ΠΎΠ±Ρ…ΠΎΠ΄ΠΈΠΌΠΎ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ ΡƒΠΆΠ΅ подписанный Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚. Или нСсколько Ρ‡Π΅Π»ΠΎΠ²Π΅ΠΊ Π΄ΠΎΠ»ΠΆΠ½Ρ‹ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ ΠΎΠ΄Π½Ρƒ Ρ„ΠΎΡ€ΠΌΡƒ Π΄Ρ€ΡƒΠ³ Π·Π° Π΄Ρ€ΡƒΠ³ΠΎΠΌ. Π­Ρ‚ΠΎ Ρ‚Π°ΠΊΠΆΠ΅ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎ. Π¨Π°Π³ΠΈ, Π² основном, Ρ‚Π΅ ΠΆΠ΅. ΠŸΡ€ΠΎΡΡ‚ΠΎ ΡƒΠ±Π΅Π΄ΠΈΡ‚Π΅ΡΡŒ, Ρ‡Ρ‚ΠΎ послС подписывания Π²Ρ‹ сохраняСтС Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ ΠΈΠ½ΠΊΡ€Π΅ΠΌΠ΅Π½Ρ‚Π°Π»ΡŒΠ½ΠΎ. Π˜Π½ΠΊΡ€Π΅ΠΌΠ΅Π½Ρ‚Π°Π»ΡŒΠ½Ρ‹Π΅ обновлСния Π½Π΅ Π½Π°Ρ€ΡƒΡˆΠ°ΡŽΡ‚ Ρ†ΠΈΡ„Ρ€ΠΎΠ²Ρ‹Π΅ подписи ΠΏΡ€ΠΈ условии, Ρ‡Ρ‚ΠΎ Π²Ρ‹ Π΄Π΅Π»Π°Π΅Ρ‚Π΅ Ρ‚ΠΎΠ»ΡŒΠΊΠΎ Ρ€Π°Π·Ρ€Π΅ΡˆΠ΅Π½Π½Ρ‹Π΅ измСнСния.

πŸ”— ΠŸΠΎΠ΄Ρ€ΠΎΠ±Π½Π΅Π΅

@csharp_1001_notes
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πŸ–₯ ΠŸΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚Ρ‹ Π½Π° C# ΠΈ VB.NET

Π¦ΠΈΡ„Ρ€ΠΎΠ²Ρ‹Π΅ подписи ΠΏΠΎΠ·Π²ΠΎΠ»ΡΡŽΡ‚ Π΄ΠΎΠΊΠ°Π·Π°Ρ‚ΡŒ, Ρ‡Ρ‚ΠΎ Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ PDF:
β€’ НС измСнялся с ΠΌΠΎΠΌΠ΅Π½Ρ‚Π° подписания.
β€’ Π‘Ρ‹Π» подписан Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΠΎΠΉ подписью ΠΊΠΎΠ½ΠΊΡ€Π΅Ρ‚Π½ΠΎΠ³ΠΎ Ρ‡Π΅Π»ΠΎΠ²Π΅ΠΊΠ°.

β©Π˜ΡΠΏΠΎΠ»ΡŒΠ·ΡƒΠΉΡ‚Π΅ Π±ΠΈΠ±Π»ΠΈΠΎΡ‚Π΅ΠΊΡƒ Docotic.Pdf для подписи PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ΠΎΠ² Π² прилоТСниях для .NET Framework ΠΈ .NET Core. Π’Ρ‹ ΠΌΠΎΠΆΠ΅Ρ‚Π΅ ΡΠΊΠ°Ρ‡Π°Ρ‚ΡŒ Π±ΠΈΠ½Π°Ρ€Π½Ρ‹Π΅ Ρ„Π°ΠΉΠ»Ρ‹ Π±ΠΈΠ±Π»ΠΈΠΎΡ‚Π΅ΠΊΠΈ ΠΈΠ»ΠΈ ΠΈΡΠΏΠΎΠ»ΡŒΠ·ΠΎΠ²Π°Ρ‚ΡŒ Π΅Π΅ ΠΏΠ°ΠΊΠ΅Ρ‚ NuGet.

⏩Как ΠΆΠ΅ Π½Π°ΠΊΠΎΠ½Π΅Ρ† Π΄ΠΎΠ±Π°Π²ΠΈΡ‚ΡŒ Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΡƒΡŽ подпись Π² PDF? Π’Π°ΠΌ Π½Π΅ΠΎΠ±Ρ…ΠΎΠ΄ΠΈΠΌ Ρ†ΠΈΡ„Ρ€ΠΎΠ²ΠΎΠΉ сСртификат PKCS#12 (Ρ„Π°ΠΉΠ» .pfx ΠΈΠ»ΠΈ .p12), Π²Ρ‹Π΄Π°Π½Π½Ρ‹ΠΉ Π΄Π΅ΠΉΡΡ‚Π²ΠΈΡ‚Π΅Π»ΡŒΠ½Ρ‹ΠΌ Ρ†Π΅Π½Ρ‚Ρ€ΠΎΠΌ сСртификации, Ρ‡Ρ‚ΠΎΠ±Ρ‹ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚. Π’ΠΎΡ‚ Π±Π°Π·ΠΎΠ²Ρ‹ΠΉ ΠΏΡ€ΠΈΠΌΠ΅Ρ€, ΠΏΠΎΠΊΠ°Π·Ρ‹Π²Π°ΡŽΡ‰ΠΈΠΉ, ΠΊΠ°ΠΊ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ Π½Π° C#:


using BitMiracle.Docotic.Pdf;

using (var pdf = new PdfDocument("document_to_sign.pdf"))
{
var options = new PdfSigningOptions("your_cert.p12", "your_cert_password")
{
DigestAlgorithm = PdfDigestAlgorithm.Sha256,
Format = PdfSignatureFormat.Pkcs7Detached,
Reason = "Testing digital signatures",
Location = "My workplace",
ContactInfo = "[email protected]"
};

pdf.SignAndSave(options, "signed.pdf");
}

Π—Π°ΠΌΠ΅Π½ΠΈΡ‚Π΅ "your_cert.p12" собствСнным Ρ„Π°ΠΉΠ»ΠΎΠΌ сСртификата .p12 ΠΈΠ»ΠΈ .pfx ΠΈ "your_cert_password" собствСнным ΠΏΠ°Ρ€ΠΎΠ»Π΅ΠΌ. На GitHub Π²Ρ‹ ΠΌΠΎΠΆΠ΅Ρ‚Π΅ Π·Π°Π³Ρ€ΡƒΠ·ΠΈΡ‚ΡŒ ΠΈ ΠΏΠΎΠΏΡ€ΠΎΠ±ΠΎΠ²Π°Ρ‚ΡŒ ΠΏΠΎΠ»Π½ΡƒΡŽ Π²Π΅Ρ€ΡΠΈΡŽ ΠΏΡ€ΠΈΠΌΠ΅Ρ€Π° (ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ PDF-Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ https://github.com/BitMiracle/Docotic.Pdf.Samples/tree/master/Samples/Digital%20signatures/SignDocument) Π½Π° C# ΠΈ VB.NET.

β©Π‘Ρ‹Π²Π°ΡŽΡ‚ случаи, ΠΊΠΎΠ³Π΄Π° Π½Π΅ΠΎΠ±Ρ…ΠΎΠ΄ΠΈΠΌΠΎ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ ΡƒΠΆΠ΅ подписанный Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚. Или нСсколько Ρ‡Π΅Π»ΠΎΠ²Π΅ΠΊ Π΄ΠΎΠ»ΠΆΠ½Ρ‹ ΠΏΠΎΠ΄ΠΏΠΈΡΠ°Ρ‚ΡŒ ΠΎΠ΄Π½Ρƒ Ρ„ΠΎΡ€ΠΌΡƒ Π΄Ρ€ΡƒΠ³ Π·Π° Π΄Ρ€ΡƒΠ³ΠΎΠΌ. Π­Ρ‚ΠΎ Ρ‚Π°ΠΊΠΆΠ΅ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΠΎ. Π¨Π°Π³ΠΈ, Π² основном, Ρ‚Π΅ ΠΆΠ΅. ΠŸΡ€ΠΎΡΡ‚ΠΎ ΡƒΠ±Π΅Π΄ΠΈΡ‚Π΅ΡΡŒ, Ρ‡Ρ‚ΠΎ послС подписывания Π²Ρ‹ сохраняСтС Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ ΠΈΠ½ΠΊΡ€Π΅ΠΌΠ΅Π½Ρ‚Π°Π»ΡŒΠ½ΠΎ. Π˜Π½ΠΊΡ€Π΅ΠΌΠ΅Π½Ρ‚Π°Π»ΡŒΠ½Ρ‹Π΅ обновлСния Π½Π΅ Π½Π°Ρ€ΡƒΡˆΠ°ΡŽΡ‚ Ρ†ΠΈΡ„Ρ€ΠΎΠ²Ρ‹Π΅ подписи ΠΏΡ€ΠΈ условии, Ρ‡Ρ‚ΠΎ Π²Ρ‹ Π΄Π΅Π»Π°Π΅Ρ‚Π΅ Ρ‚ΠΎΠ»ΡŒΠΊΠΎ Ρ€Π°Π·Ρ€Π΅ΡˆΠ΅Π½Π½Ρ‹Π΅ измСнСния.

πŸ”— ΠŸΠΎΠ΄Ρ€ΠΎΠ±Π½Π΅Π΅

@csharp_1001_notes

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The lead from Wall Street offers little clarity as the major averages opened lower on Friday and then bounced back and forth across the unchanged line, finally finishing mixed and little changed.The Dow added 33.18 points or 0.10 percent to finish at 34,798.00, while the NASDAQ eased 4.54 points or 0.03 percent to close at 15,047.70 and the S&P 500 rose 6.50 points or 0.15 percent to end at 4,455.48. For the week, the Dow rose 0.6 percent, the NASDAQ added 0.1 percent and the S&P gained 0.5 percent.The lackluster performance on Wall Street came on uncertainty about the outlook for the markets following recent volatility.

Pinterest (PINS) Stock Sinks As Market Gains

Pinterest (PINS) closed at $71.75 in the latest trading session, marking a -0.18% move from the prior day. This change lagged the S&P 500's daily gain of 0.1%. Meanwhile, the Dow gained 0.9%, and the Nasdaq, a tech-heavy index, lost 0.59%. Heading into today, shares of the digital pinboard and shopping tool company had lost 17.41% over the past month, lagging the Computer and Technology sector's loss of 5.38% and the S&P 500's gain of 0.71% in that time. Investors will be hoping for strength from PINS as it approaches its next earnings release. The company is expected to report EPS of $0.07, up 170% from the prior-year quarter. Our most recent consensus estimate is calling for quarterly revenue of $467.87 million, up 72.05% from the year-ago period.

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