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Implement secure key via KDF for transparent data encryption/decryption #60

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This commit is contained in:
Scott E. Graves
2025-08-30 19:13:54 -05:00
parent 40e30defb3
commit edc4465d15
6 changed files with 666 additions and 122 deletions
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11
support/src/utils/encryption.cpp
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@@ -23,6 +23,7 @@
#include "utils/encryption.hpp"
#include "utils/base64.hpp"
#include "utils/collection.hpp"
#include "utils/encrypting_reader.hpp"
#include "utils/hash.hpp"
@@ -97,10 +98,7 @@ auto decrypt_file_name(std::string_view encryption_token,
auto decrypt_file_name(std::string_view encryption_token, const kdf_config &cfg,
std::string &file_name) -> bool {
data_buffer buffer;
if (not utils::collection::from_hex_string(file_name, buffer)) {
return false;
}
auto buffer = macaron::Base64::Decode(file_name);
file_name.clear();
return utils::encryption::decrypt_data(encryption_token, cfg, buffer,
@@ -109,10 +107,7 @@ auto decrypt_file_name(std::string_view encryption_token, const kdf_config &cfg,
auto decrypt_file_name(const utils::hash::hash_256_t &master_key,
std::string &file_name) -> bool {
data_buffer buffer;
if (not utils::collection::from_hex_string(file_name, buffer)) {
return false;
}
auto buffer = macaron::Base64::Decode(file_name);
utils::encryption::kdf_config path_cfg;
if (not utils::encryption::kdf_config::from_header(buffer, path_cfg)) {