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Implement weak subjectivity safety checks (#7347)

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Closes #7273


  https://github.com/ethereum/consensus-specs/pull/4179


Co-Authored-By: Eitan Seri-Levi <eserilev@ucsc.edu>

Co-Authored-By: Eitan Seri- Levi <eserilev@gmail.com>

Co-Authored-By: Michael Sproul <michaelsproul@users.noreply.github.com>

Co-Authored-By: dapplion <35266934+dapplion@users.noreply.github.com>
This commit is contained in:
Eitan Seri-Levi
2026-02-10 13:52:52 -08:00
committed by GitHub
parent a1176e77be
commit 56eb81a5e0
12 changed files with 222 additions and 15 deletions
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10
beacon_node/src/cli.rs
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@@ -1404,6 +1404,16 @@ pub fn cli_app() -> Command {
.help_heading(FLAG_HEADER)
.display_order(0)
)
.arg(
Arg::new("ignore-ws-check")
.long("ignore-ws-check")
.help("Using this flag allows a node to run in a state that may expose it to long-range attacks. \
For more information please read this blog post: https://blog.ethereum.org/2014/11/25/proof-stake-learned-love-weak-subjectivity \
If you understand the risks, you can use this flag to disable the Weak Subjectivity check at startup.")
.action(ArgAction::SetTrue)
.help_heading(FLAG_HEADER)
.display_order(0)
)
.arg(
Arg::new("builder-fallback-skips")
.long("builder-fallback-skips")