What is the history of steganography?

What is the history of steganography?

Steganography is the practice of hiding messages within other non-secret text or data. Its history dates back to ancient Greece, where messages were concealed on wax tablets. Over the centuries, various methods have been developed, including invisible ink and digital techniques.

Can you give me some examples of steganography in history?

Certainly! One famous example is during World War II when the Allies used invisible ink to send secret messages. Another example is the use of microdots, where tiny photographs were hidden in plain sight.

How has technology changed steganography?

Technology has significantly advanced steganography, especially with the rise of digital media. Today, data can be hidden in images, audio files, and even video, using sophisticated algorithms that make detection much harder.

What are the ethical implications of steganography?

The ethical implications are complex. While steganography can protect privacy and secure communication, it can also be misused for illegal activities, such as hiding malware or facilitating criminal communication.