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Core: objects and writingReading a PDFConverting imagesInspecting fontsIndependent OpenType object model

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All tutorials01. First document02. Pages and text03. Drawing and transformations04. Bookmarks and destinations05. Clickable links06. Images07. Gradient and function08. Compressed objects09. TrueType font and Unicode10. JPEG and PNG images11. Incremental revisions12. Reading pages from an external PDF13. Adobe extensions and Bates numbering14. AcroForm fields and appearances15. Logical structure and tagged content16. Linearization17. Colours, patterns and gradients18. CMaps and Unicode19. Filters and predictors20. PDF signatures21. Images, transparency and layers22. Native fonts and vertical writing23. Navigation, articles and presentation24. Embedded files and collections25. Deletion and generations26. Signature field policy27. PDF 2.0 and associated files28. Metadata, declarations and document parts29. A wrapper for an encrypted PDF30. Namespaces and well-tagged PDF31. Modern algorithms and PDF integrity32. Timestamps and validation evidence33. Geospatial objects and measurements34. Destinations targeting logical structureRecipe: table

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Core 0.7.1 · modules 0.1.0, 0.1.8, 0.1.9
64-bit PHP 8.3+ · PDF 1.7 and 2.0

Encryption, certificates and signatures

DerOctetString

Reference / Encryption, certificates and signatures

class final readonly Core · roukmoute/pdf 0.7.1

PDF\Security\DerOctetString
The DER OCTET STRING wrapper required by adbe.x509.rsa_sha1 Contents (12.8.3.2).

Read the source declaration ↗

Inheritance and contracts

This type declares no parent, interface or trait.

Declared methods

encode()

public function encode(string $bytes): string

Declared by PDF\Security\DerOctetString · View the code ↗

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PDFToolkit · ISO 32000-1:2008 · ISO 32000-2:2020 · MITCore 0.7.1 · Documentation fbb5646