white2hack 📚
Кибербез. Книги, гайды, how to, ликбез. Аналитика, тренды, карьера, эвенты. Этичный хакинг и защита своих данных 🔊 Связь t.me/w2hack?direct 💬 Чат https://t.me/+VdkEIWudTi5m3dsA 💡 Консультация https://consult.ivanpiskunov.com 🏛 Обмен -- private --
Show more📈 Analytical overview of Telegram channel white2hack 📚
Channel white2hack 📚 (@w2hack) is an active participant. Currently, the community unites 12 498 subscribers, ranking 10 163 in the Technologies & Applications category and 52 913 in the Russia region.
📊 Audience metrics and dynamics
Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 12 498 subscribers.
According to the latest data from 13 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 37 over the last 30 days and by -1 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 11.09%. Within the first 24 hours after publication, content typically collects N/A% reactions from the total number of subscribers.
- Post reach: On average, each post receives 1 386 views. Within the first day, a publication typically gains 0 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 9.
- Thematic interests: Content is focused on key topics such as attack, linux, cybersecurity, white2hack, threat.
📝 Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
“Кибербез. Книги, гайды, how to, ликбез. Аналитика, тренды, карьера, эвенты. Этичный хакинг и защита своих данных
🔊 Связь t.me/w2hack?direct
💬 Чат https://t.me/+VdkEIWudTi5m3dsA
💡 Консультация https://consult.ivanpiskunov.com
🏛 Обмен -- private -...”
Thanks to the high frequency of updates (latest data received on 14 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
import java.sql.*;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.io.*;
public class UserProfileService {
private static final String DB_URL = "jdbc:mysql://localhost:3306/test?useSSL=false";
private static final String DB_USER = "root";
private static final String DB_PASSWORD = "password123";
public void changePassword(String username, String newPassword) {
try {
String hashedPassword = hashPassword(newPassword);
String query = "UPDATE users SET password = '" + hashedPassword + "' WHERE username = '" + username + "'";
Connection conn = DriverManager.getConnection(DB_URL, DB_USER, DB_PASSWORD);
Statement stmt = conn.createStatement();
stmt.executeUpdate(query);
stmt.close();
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
📣 Условия:
👉 Срок предоставления решения - 24 часа с момента публикации поста (msk time zone)
👉 Ответы присылайте в w2hack direct или бот обратной связи
👉 Указывай тип уязвимости, номер строки кода, где нашел баг и краткое его объяснение
😒Через 2 дня будет выложен салюшн к заданию
💎 Критерии победы:
🛡 Найдены все 7 уязвимостей
🛡 Правильно указан тип проблемы, причина бага, предложен фикс
🛡 Ранние ответы (первые 3 часа после публикации поста) получают +1 балл в копилку победителя
📢 GitHub (w2hak official repo)
⬇️⬇️Полный исходный код на Java забирай ниже: ⬇️⬇️
(можно открыть как .TXT)
#AppSec #quiz
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