Difference between revisions for Users / Eo Ny




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Version1 Version2
1713 1713
1714 === Performance Considerations === 1714 === Performance Considerations ===
1715 1715
1716 ==== Optimization Tips ==== 1716 ====Optimization Tips====
1717   1. **Minimize Session Writes:** 1717   1. **Minimize Session Writes:**
1718   - Session data only written during ##write_close()## or regeneration 1718     - Session data only written during ##write_close()## or regeneration
1719   - No unnecessary serialization during reads 1719     - No unnecessary serialization during reads
1720   2. **Garbage Collection:** 1720   2. **Garbage Collection:**
1721   - Probabilistic GC (based on ##cf_gc_probability##) 1721     - Probabilistic GC (based on ##cf_gc_probability##)
1722   - Only runs on ~2% of requests by default 1722     - Only runs on ~2% of requests by default
1723   - Customize based on your session volume 1723     - Customize based on your session volume
1724   3. **Nonce Cleanup:** 1724   3. **Nonce Cleanup:**
1725   - Expired nonces automatically removed on verification 1725     - Expired nonces automatically removed on verification
1726   - Verified nonces removed from storage 1726     - Verified nonces removed from storage
1727   - No manual cleanup needed 1727     - No manual cleanup needed
1728   4. **Session ID Validation:** 1728   4. **Session ID Validation:**
1729   - Regex-based validation is fast 1729     - Regex-based validation is fast
1730   - No database lookup needed 1730     - No database lookup needed
1731   5. **Caching Strategy:** 1731   5. **Caching Strategy:**
1732   - Cache expensive lookups between session operations 1732     - Cache expensive lookups between session operations
1733   - Session data loaded once per request 1733     - Session data loaded once per request
1734 1734
1735 ==== Benchmarks ==== 1735 ==== Benchmarks ====
1736 1736
… … … …
1807 1807
1808 ---- 1808 ----
1809 1809
1810 === TODO Items (From Code Comments) === 1810 ===TODO Items (From Code Comments)===
1811    
1812 The following improvements are planned: 1811 The following improvements are planned:
1813   1. **Do not store session ID in filename or DB index - store hash instead** 1812   1. **Do not store session ID in filename or DB index - store hash instead**
1814   - Improves security by not exposing IDs in storage layer 1813     - Improves security by not exposing IDs in storage layer
1815   - Would require hashing logic in store_* methods 1814     - Would require hashing logic in store_* methods
1816   2. **Log of IP changes and other possible security alerts** 1815   2. **Log of IP changes and other possible security alerts**
1817   - Track ##sticky__ip## changes more comprehensively 1816     - Track ##sticky__ip## changes more comprehensively
1818   - Create security audit trail 1817     - Create security audit trail
1819   3. **Allocate internal unique session which lives through lifetime of uber-session** 1818   3. **Allocate internal unique session which lives through lifetime of uber-session**
1820   - Multi-session management (parent/child sessions) 1819     - Multi-session management (parent/child sessions)
1821   - Useful for complex user flows 1820     - Useful for complex user flows
1822   4. **Do not delete old sessions, but use them as hijack pointers** 1821   4. **Do not delete old sessions, but use them as hijack pointers**
1823   - Maintain session history for analysis 1822     - Maintain session history for analysis
1824   - Detect potential session hijacking patterns 1823     - Detect potential session hijacking patterns
1825   - Implement session relationship tracking 1824     - Implement session relationship tracking
1826   5. **All SIDs used later than ~5secs of regenerations is hijacks** 1825   5. **All SIDs used later than ~5secs of regenerations is hijacks**
1827   - Detect and block delayed session ID usage 1826     - Detect and block delayed session ID usage
1828   - Current implementation allows 5-second window 1827     - Current implementation allows 5-second window
1829   - Could be more granular 1828     - Could be more granular
1830 1829
1831 ---- 1830 ----
1832 1831