Ermis - Image, Audio, Text, PDF, Distributed & Network Steganography Suite
Trusted by thousands of Linux usersErmis is a complete steganography suite named after the Greek god of messages and communication. Hide secret data inside innocent-looking carriers — images, audio, text, PDFs, Wikipedia articles, or even network packets.🖼️ Image Steganography• Hide data in PNG, JPG, BMP using LSB technique• Live preview of original vs. modified images🎵 Audio Steganography• Support for WAV, MP3, FLAC, OGG• Automatic conversion via FFmpeg• Built-in audio player with playback controls📝 Text Steganography• Hide data using invisible zero-width Unicode characters• Real-time capacity calculation• Copy to clipboard or save to file📄 PDF Steganography• Hide data in PDF /ObjStm object streams• Compression support (FlateDecode)• Preserves original filename for binary files🌐 Distributed Steganography (Wikipedia)• Hide messages across Wikipedia articles• No single carrier file — message reconstructed from word position pointers• Support for 10 languages• Output is a small JSON map – easy to share via any channel🕸️ Network Steganography (ERTP Protocol)• Hide data in DNS, UDP, or HTTP/TLS packets• Reliable transfer with sliding window + ACK/NACK• CRC32 checksum validation• Automatic retransmission with configurable timeouts⚠️ Windows Note: ICMP network steganography is not available on Windows due to raw socket restrictions. DNS, UDP, and HTTP/TLS work normally.🔒 Security Features• AES-256-CBC encryption with passphrase• ENCR flag for automatic encryption detection• Passphrase memory during current session🎨 PRT Mode (Artistic Steganography)• Specialized mode for visual steganographic codes• Camera scanning support for PRT code detection📋 User Interface• Dual-tab interface (Hide Data / Extract Data)• Drag and drop support• Live capacity indicator• Clipboard integration• Info button (ⓘ) in every tab with feature-specific guidanceWhy pay?• Steganography tools of this caliber cost €50–200• Network steganography alone is rare• Six different carrier types in one suite• One-time payment, not monthly subscriptionSystem Requirements: Windows 10 / 11 (64-bit)Source & License: GPL-3.0 · https://github.com/alamahant/ErmisContact: jnanadhakini.support@gmail.com (for support or questions)
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