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adds HISTCONTROL environment variable to Interesting variables for ha… #1934

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Merged
carlospolop merged 1 commit into from
Feb 23, 2026
Merged

adds HISTCONTROL environment variable to Interesting variables for ha… #1934

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13 changes: 13 additions & 0 deletions src/linux-hardening/linux-environment-variables.md
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Expand Up @@ -79,6 +79,19 @@ Change the **value of this variable to 0**, so when you **end your session** any

```bash
export HISTSIZE=0

```
### **HISTCONTROL**

If the **value of this variable is set to ignorespace or ignoreboth** any command prepend it with an extra space will not be saved in the history.

```bash
export HISTCONTROL=ignorespace
```

```bash
$ echo "to save or"
$ echo "not to save"
```

### http_proxy & https_proxy
Expand Down