

Microsoft flaws fuel global breaches.
20 snips Jul 21, 2025
Recent revelations highlight critical cybersecurity issues, including Microsoft’s emergency updates for zero-day SharePoint vulnerabilities that have exposed both government and private sectors to threats. Alaska Airlines faced significant disruption from an IT outage, while the UK government is reconsidering its stance on Apple iCloud backdoors. Concerns over digital sovereignty and security breaches ripple through major tech companies like Dell and HP. Plus, a controversial request regarding amateur radio spectrum for satellite communication stirs debate amid regulatory tensions.
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Satellite Use of Amateur Band Risks
- AST Space Mobile wants to use the 430-440 MHz band, currently shared with amateur radio, for secondary and emergency satellite communications.
- This could increase interference and raise noise levels, complicating amateur radio operations in this band.
Spectrum User Prioritization Explained
- AST Space Mobile would be a secondary user on the 70cm band, needing to accept interference and shut down if causing it.
- This status creates tension around the priority of spectrum users and interference management.
Value and Challenges of 70cm Band
- The 70cm band isn't the most popular amateur band but is important for satellite, emergency, and voice communications.
- Spectrum scarcity pushes competition and sharing challenges between amateurs and new satellite services.