IonCube 15 Decoder
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Decode IonCube v15 encrypted PHP files. PHP 7.1 through 8.4 supported. Free preview, no install.

10,000+ files decoded · 99.9% success rate · Free preview available

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functions.php
Encrypted
1<?php //ICB0 74:0 81:51714 82:a6b9e ?>2<?php //003353if(extension_loaded('ionCube Loader')){4  die('The file '.__FILE__." is corrupted.");5}echo("Script error: the ionCube Loader for6PHP needs to be installed. The ionCube Loader7is the industry standard PHP extension for8running protected PHP code, and can usually9be added easily to a PHP installation.10For Loaders please visit ioncube.com");11exit(199);12?>13HR+cPvXRFmq8V8KYrIAfBlzaKcilXyFs2r2RC9Y145H9SXxbv8z4Lq0MxIV3wSHaW2odtYN/0K4Vsvwk15a1kzeOgsPqnNbhOX/LQgSYhjrw/EiwtFawI9vdP16H6sVa75iFaAcfDaauMfUyBMOoWe0IRKr6olKseh
functions_decoded.php
Decoded
1<?php23function theme_options($v5 = null) {4    if ($v5) {5        return get_option("my_framework");6    }7    return get_option("my_framework")[$v5];8}910function kelaket_log($v5 = null, $v6 = "None") {11    $v7 = new Kelaket_Log();12    $v7->log($v6, $v5);13    return $v7;14}1516function kelaket_load_textdomain() {17    load_theme_textdomain("kelaketfilm", __DIR__);18    return;19}
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Decode IonCube version 15 files online

IonCube 15 is the current release. It supports PHP 8.4, the newest PHP version, and includes the strongest anti-tamper in the IonCube series. DecodePHP ships parity support — every IonCube 15 file decodes cleanly.

About IonCube 15

Era: Current release — PHP 8.4
Target PHP versions: PHP 7.1 through 8.4

  • Current IonCube release, as of 2026
  • Full PHP 8.4 support: property hooks, asymmetric visibility, lazy objects
  • Strongest anti-tamper and obfuscation in the series

IonCube 10–15

Full support for IonCube versions 10 through 15. We keep up with every encoder release.

PHP 7.1–8.4

Every PHP version covered: 7.1, 7.2, 7.3, 7.4, 8.1, 8.2, 8.3, and 8.4.

Clean output

Properly formatted, readable code with preserved structure and formatting.

Fast decoding

Most files decoded in under 30 seconds. Optimized for files of any size.

100% online

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Instant download

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How it works

Three steps to decoded source

  1. 01

    Upload your file

    Drag and drop your IonCube encrypted PHP file or click to browse.

  2. 02

    Preview the output

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  3. 03

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IonCube 15 — technical deep dive

Release era
2024 – present (current release, PHP 8.4)
PHP targets
PHP 7.1 through 8.4 — current full coverage.

File signature

An IonCube 15-encoded PHP file opens with a header that looks like:

<?php //004fb5a6\n<?php //PHP84+
HR+cPkX...

Encryption scheme

IonCube 15 introduces the strongest encryption scheme in the series: per-section keys plus a new AEAD-style authentication tag over each section. Any modification to encrypted bytes fails authentication and aborts loading.

Obfuscation techniques IonCube 15 uses

  • Property-hook opcodes (new in PHP 8.4) — hooks compiled as embedded lambdas with separate encrypted sections
  • Asymmetric visibility flags split across multiple header fields to resist reconstruction
  • Lazy-object initialization opcodes compiled to deferred-evaluation patterns
  • Strongest variable-name mangling in the series, with collision-aware renaming

Anti-tamper

AEAD authentication tags per section. The old CRC approach is gone. Modifying a single byte of encrypted payload breaks the tag and the Loader refuses to execute.

Where this version sits in the IonCube timeline

Current release as of 2026. Successor to IonCube 14. Any new commercial PHP script encoded today likely uses IonCube 15.

Where you typically see IonCube 15 files

  • PHP 8.4 early-adopter commercial scripts
  • New WHMCS modules released in 2025–2026
  • Re-encoded enterprise apps during the PHP 8.3 → 8.4 transition

Decoding IonCube 15

DecodePHP handles every IonCube 15 file cleanly. The decoder extracts the embedded key from a reference Loader binary, replicates the key-derivation function (for dynamic-key variants), decrypts the bytecode, and lifts the Zend opcodes back to readable PHP source. Upload your file for a free preview — first 20 lines of decoded source shown before any payment.

Credit packs

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Starter
$9

3 credits · $3.00/file

Entry pack for a few one-off files.
  • 3 file credits
  • Web + API access
  • Credits do not expire
  • IonCube 10–15 & PHP 7.1–8.4
  • Successful decodes only
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Pro
$39

30 credits · $1.30/file

Best default pack for developers.
  • 30 file credits
  • Web + API access
  • Credits do not expire
  • IonCube 10–15 & PHP 7.1–8.4
  • Successful decodes only
Enterprise
$149

150 credits · $0.99/file

High-volume pack for teams and agencies.
  • 150 file credits
  • Web + API access
  • Credits do not expire
  • IonCube 10–15 & PHP 7.1–8.4
  • Successful decodes only
Custom
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150+ credits · custom volume

Larger volume, special handling, or custom terms.
  • 150+ file credits
  • Web + API access
  • Custom volume pricing
  • Priority handling options
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