1943 photograph of SS General Ernst Kaltenbrunner, who served as head of the Reich Security Main Office (RSHA) and as chief of Nazi Security Police (Sipo) and the Security Service (SD).
![SS General Ernst Kaltenbrunner served as head of the Reich Security Main Office (RSHA) and as chief of Nazi Security Police (Sipo) ... [LCID: 71539]](https://encyclopedia.ushmm.org/images/large/c1de1f25-5dda-4e07-91c1-ae6c288f8ada.jpg.pagespeed.ce.CBrS5UpZli.jpg)
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