Recovering Redacted Content: It's Scary How Easy It Is

Common redaction methods are more ineffective than you think — from black-box censorship to even blurred photos. What better way to protect yourself than to understand the methods attackers would use?

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• Blurred and pixelated images can often be reverse-engineered to reveal censored details, making them unreliable for secure redaction.

• Black bar redaction in digital documents are not foolproof despite being industry standard; hidden text can be retrieved using simple software tools.

• Proper redaction involves…