Update security details in README
## Proposed Changes
Introduces a few minor changes to the README, mainly updating mentions about security.
@@ -24,11 +24,11 @@ Lighthouse is:
- Ready for use on Eth2 mainnet.
- Fully open-source, licensed under Apache 2.0.
-- Security-focused. Fuzzing has begun and security reviews are underway.
+- Security-focused. Fuzzing techniques have been continuously applied and several external security reviews have been performed.
- Built in [Rust](https://www.rust-lang.org), a modern language providing unique safety guarantees and
excellent performance (comparable to C++).
- Funded by various organisations, including Sigma Prime, the
- Ethereum Foundation, ConsenSys and private individuals.
+ Ethereum Foundation, ConsenSys, the Decentralization Foundation and private individuals.
- Actively involved in the specification and security analysis of the
Ethereum 2.0 specification.
