Category: Network security

Apache Skywalking is an APM system for microservices and cloud-native architectures. Versions

Remote development is now more convenient with PhpStorm 2022.1.4 and JetBrains IDEs supporting SSH connections, enabling real-time code sync without SFTP.

A webshell was uploaded via php temporary files in /tmp, likely by a scanner. High concurrency post requests caused PHP to crash, failing…

In daily emergency response, malicious dnslog requests from Linux hosts often appear without a traceable process. Systemtap is used to monitor these through…

The host security program crashed due to an OOM memory overflow caused by a large dump.rdb file in the cron directory, leading to…

In penetration testing, SQL time-based blind injection is slow and affected by latency. DNS log injection improves efficiency but requires setup. sqlmap’s built-in…

The M1 Mac’s ARM architecture allows it to run iOS apps directly, enabling packet capture tools like Shadowrocket and HTTP Catcher to function…

Summary of methods to investigate memory horses: Install tomcat via yum, access port 8080, use Godzilla to generate the horse, check mbean info,…

In a k8s cluster, a host security alert is triggered by a malicious domain request. The alert points to the DNS resolver host,…

A v2board vulnerability was exposed, leaking user data due to Redis caching without authentication. Regular users could access admin interfaces. Fixes removed cache…