---
type: source
title: URZ News Archive
tags: [news, archive, incidents, infrastructure, security]
related: [universitatsrechenzentrum-urz, groupware, email-spam-virus-protection, 2-factor-authentication]
created: 2026-07-01
updated: 2026-07-01
sources: ["output/rz_uni_greifswald_de_rechenzentrum_aktuelles_news_archiv.md"]
---
# URZ News Archive

This source is a chronological archive of news and service announcements from the Universitätsrechenzentrum (URZ) of the Universität Greifswald. It documents service disruptions, security updates, and infrastructure upgrades.

## Infrastructure and Network

### Bandwidth and Connectivity
- **Internet Bandwidth Upgrade (2026-01-27):** The physical internet connection/access lines were upgraded from 10 Gbit/s to 2x 100 Gbit/s to meet increasing bandwidth demands.
- **Network Performance (2026-04-22):** Performance problems and delays were reported in guest networks ([[unihgw]]) and student residence networks ([[student-residences-network]]).

### Power and Telephony
- **Power Failure (2026-05-27):** A massive disruption/fault in the medium-voltage ring at **Campus Beitz-Platz** caused a total power failure at the URZ.
- **Telephony (2026-06-08):** A total failure of the telephony system was reported.

## Security and Policy

### Access and Server Management
- **Server Decommissioning (2026-02-12):** An alternative web server was shut down after being compromised via outdated WordPress plugins.
- **Groupware 2FA (2026-05-26):** Phase 2 of the [[2-factor-authentication]] for the [[groupware]] website was implemented, making a second factor mandatory for logging into the website.

### Email Security and Filtering
- **Email Attachment Policy (2026-04-22):** For security reasons, legacy Microsoft Office formats (`.doc`, `.xls`, `.ppt`) are blocked and rejected.

## Email Services

### Delivery and Performance
- **Microsoft Domains (2026-02-26):** Problems delivering emails to Microsoft-owned target domains (including Hotmail) were noted.
- **Mail-Scan-System (2026-05-20):** Email delivery delays occurred due to issues within the **Mail-Scan-System**.

### Spam Trends
- **Spam Volume:** 
    - One version notes an increase in spam volume starting in late 2025 and early 2026.
    - The newly generated version specifies that an increased volume of spam was noted starting approximately 2-3 months prior to January 2026.