migrate to git.charlotte.sh

2025-04-19 23:42:08 -04:00 · 2025-04-19 23:42:08 -04:00 · fbd588721e
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--- a/db-security-sec300/week4.md
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+# Week4
+Log analysis
+
+- `sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf`
+
+![image](../assets/8c9e506d-5da1-4907-8773-2ef2dc7cd53b.png)
+
+
+- Display failed connect logs, display only date, time, and user
+```
+cat /var/log/mysql/query.log | awk -F"[[:space:]T]+" '/Access denied/ {print $1,$2,$9}'
+```
+
+- Display successful connect logs, display only date, time, and user
+```
+cat /var/log/mysql/query.log | awk -F"[[:space:]T]+" '/Connect/ {print $1,$2,$5}' | grep -v 'Access'
+```