Disk encryption vulnerabilities on Android devices
Disk encryption on most Android devices is ineffective for the majority of users due to missing Weaver throttling support in hardware, making it vulnerable to brute-force attacks. GrapheneOS offers better privacy and security but is perceived as a signal to authorities that users may have something to hide.
7 people in 19 posts across 1 source · demand low, pain low, competition low
The pain
shares of 19 quoted postsWhat goes wrong, and for whom
- Who
- 7 different people
- What goes wrong
- Missing feature79% of posts
- Manual work16% of posts
- How bad
- 47% of posts are complaints
- Since
- 02 Jul 2026 → 21 Aug 2026
The opportunity
from the same postsWhether this pain leaves room for a product
- Demand
- 7 people raised it · momentum moderate (59)
- Looking for something else
- 16% want an alternative · 37% ask for a feature · 0% mention price
- What the numbers say
- 16% of posts are people looking for an alternative — the clearest sign there is room for a new product. Not shown by this data: whether they would pay.
The pain — what people say
Their asks, who is writing, and the posts themselves
People are asking for
In their own words — asks pulled from the evidence, most-repeated first
- 2×
“since GOS is missing vitally important features compared to other Android ROMs let alone normal Linux systems GrapheneOS has similar functionality to mainstream Android smartphones.”
“Disk encryption doesn't truly work on most Android devices for the majority of users because they're missing Weaver throttling support in hardware so a random 6 digit PIN can be easily brute forced…”
“Fairphones lack the updates and hardware-based security features expected by GrapheneOS.”
What people were doing
Every post behind this page, by what its author was doing — and when each one was written
- Complaint947%
- Looking for an alternative316%
- Request737%
Sources
19 signals · 1 sources
Evidence
Raw public posts behind this opportunity — click through to the original
…ested-mobile/divestos-website/raw/co... https://eylenburg.github.io/android_comparison.htm…
Missing feature…ot the case without a good secure element and OS integration with it. The approach used by desktop operating systems with TPMs is awful and makes security worse in a lot of ways rather than better. It's not at all the same thing, similarly to how what the desktop world calls secure boot is not a serious or complete…
Strong complaint…with partner access to Android which is already helping the project. The vast majority of mobile devices have poor security including lack of firmware security updates and lack of essential defenses for providing the security GrapheneOS offers. GrapheneOS has to do substantial work on each supported device to…
Missing feature…op software stack is going in the opposite direction from GrapheneOS. GrapheneOS doesn't exist to simply provide an alternative to mainstream operating systems but rather to offer much better privacy and security. We wouldn't be doing that if we were forking a desktop Linux environment and doing similar work for it.…
Wants an alternativeSwitching awayMissing feature…acks such as extracting data from an After First Unlock state device. It's not only the software that's very lacking but also the hardware and firmware for the Windows and desktop Linux ecosystem. macOS has a made a lot of progress for the hardware, firmware, hardware-based security within the OS and a gradual move…
Missing feature
The opportunity — market and score
Products already there, how the score moved, and what it is made of
Opportunity history
Every score change is stored as a snapshot — click a sub-score to overlay it
Why did it move?
Score unchanged at 31.7 · 23 Sept 2026, 20:00 → 21:15 UTC
How the score was measured38 measured values behind the seven sub-scores · each shows the value, then the points it earned out of 100Show ↓Hide ↑
Questions about this idea
- Is Disk encryption vulnerabilities on Android devices a good startup idea?
- It has an Opportunity Score of 31.7, from 19 mentions by 7 different people across 1 sources. Demand is low (0/100), pain low (0/100) and competition low (22/100). This measures what people said, not what they paid for — test willingness to pay before building.
- How many people have this problem?
- 7 different people described it independently, in 19 mentions, the earliest from 02 Jul 2026 and the most recent from 21 Aug 2026. The quotes, with dates and links to the originals, are in the Evidence section.
- How crowded is this market?
- Measured competition is low (22/100). Low competition can be a real gap or simply thin data — look for competitors yourself before concluding either.
- Is demand for this growing?
- Current status: stable — mentioned at a steady rate. Momentum is 59/100, measured as how often it is mentioned recently compared with before.
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Discussion
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