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Overview
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redpesk OS releases
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Security updates
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Application Framework Manager
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Application Framework Binder
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APIs & Services
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Security manager
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OP-TEE within redpesk
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Trusted Boot
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Recovery features
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redpak
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Minimal image
- Reduce image size
- Optimizing boot time
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Kernel fragments description
- Introduction to Linux Kernel Configuration
- 01 Disable IPC, Timers and Audit
- 02 Disable Kconfig, Scheduler and Initrd
- 03 Disable Perf, Profiling and Errata
- 04 Disable EFI, Power Management Debug and Energy Model
- 05 Disable Schedutil, CPUFreq Governors and Virtualization
- 06 Disable Kprobes and Jump Labels
- 07 Disable GCC Plugins and Function Alignment
- 08 Disable Partition Parsers
- 09 Enable Inline Spinlocks and Kernel Operations
- 10 Disable Swap, Memory Hotplug and KSM
- 11 Disable Networking IPv4, IPv6, Netfilter
- 12 Disable SCTP, VLAN, TIPC, BATMAN
- 13 Disable Wireless, Bluetooth, CAN and RFKILL
- 14 Disable PCI and Firmware
- 15 Disable GNSS and ProcEvents
- 16 Disable Block Storage NBD and AoE
- 17 Disable EEPROM and Misc Drivers
- 18 Disable Network Device Drivers
- 19 Disable PHY Drivers
- 20 Disable PPP, WLAN Coexistence, and Failover
- 21 Disable Input Devices
- 22 Disable Serial, TTY and TPM
- 23 Disable I2C, Power and Sensor Drivers
- 24 Disable MFD, Display and Media Drivers
- 25 Disable USB, Sound, RTC and VirtIO
- 26 Disable Filesystem Encodings and Compatibility
- 27 Enable Minimal Cryptographic Core with SHA3 and XTS
- 28 Disable Hardware Cryptography, Keep DRBG and Jitter Entropy
- 29 Disable Kernel Debugging Features
- 30 Disable Filesystem Verity and SecurityFS
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Zephyr in Redpesk
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Mender redpesk (OTA)
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Hardware support
- Download images
- Image metrics
- Trusted Boot
- Boards - ARM64
- Boards - x86_64
- Boards - Virtual
- Miscs
27 - Enable Minimal Cryptographic Core with SHA3 and XTS
Summary
This fragment enables only the essential cryptographic modules including SHA3 and XTS modes. Useful for secure applications with minimal algorithm footprint.
Configuration breakdown
Cryptographic core features
CONFIG_CRYPTO_SHA3
CONFIG_CRYPTO_XTS
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Enables SHA3 hash algorithm.
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Enables XTS block cipher mode.