String key = buffer.toString();//1QQQ15QQU55QPT99UQQ1
String acode = buffer.toString();//VSY56K2D UHSCATLOVYQ7
buffer = new StringBuffer();
for (int i = 0; i < acode.length(); i++) { buffer.append(sub(acode.charAt(i), key.charAt(i)));}
String info = buffer.toString();//U28F5FCN0CNML0CF1806
for (int i = 0; i < info.length(); i += 5) 
{int all =Character.getNumericValue(info.charAt(i + 1)) + Character.getNumericValue(info.charAt(i + 2)) +Character.getNumericValue(info.charAt(i + 3)) + Character.getNumericValue(info.charAt(i + 4));
if (info.charAt(i) != chars.charAt(all % 32)) {
return true;
}

[培训]科锐逆向工程师培训第53期2025年7月8日开班！