Unicode Infection

Be careful with Unicode; don't be too trusting. Your PC can be infected if you make a mistake. Here are a few cases to keep in mind just in case: **The "Reverse Extension" Trick (RTLO)** This is the most dangerous method. There is a special Unicode character called Right-to-Left Override (U+202E) that reverses the order of the text that follows it. How it works: An attacker names a malicious file something like instructions_codgpj.exe. The trick: They insert the RTLO character before "gpj". What you see: The system displays it as instructions_jop.gdc. The danger: You think you are opening an image (.jpg) or a document, but in reality, you are executing a command file (.scr, .exe, .bat). **Homograph Attacks (Phishing)** Unicode allows the use of characters from different alphabets that look identical to ours. This is frequently used to create fake links. Example: The "а" in the Cyrillic alphabet looks exactly like our Latin "a". The risk: An attacker registers the domain pаypal.com (usi