Weijia He

20 papers A* 4A 2Misc 1Journal 7Unranked 6
YearRankTypeTitle / Venue / Authors
2026 J jnl
CoRR
Yixuan Zhang, Zhiyuan Li, Weijia He, Mian Dai, Chen Shen, Teng Long, Hongbin Zhang
2025 conf
CPSIOTSEC@CCS
Patrick Jfremov-Kustov, Weijia He
2025 J jnl
Proc. Priv. Enhancing Technol.
Nathan Reitinger, Weijia He, Chelsea Bruno, Susan Landau, Carl A. Gunter, Mounib Khanafer, Ravindra Mangar, Denise L. Anthony
2025 A* conf
CHI
Madison Pickering, Helena Williams, Alison Gan, Weijia He, Hyojae Park, Francisco Piedrahita Velez, Michael L. Littman, Blase Ur
2024 A conf
EuroS&P
Weijia He, Kevin Bryson, Ricardo Calderon, Vijay Prakash, Nick Feamster, Danny Yuxing Huang, Blase Ur
2024 Misc conf
HotMobile
Chixiang Wang, Liam Cassidy, Weijia He, Timothy J. Pierson, David Kotz
2024 J jnl
Proc. Priv. Enhancing Technol.
Weijia He, Nathan Reitinger, Atheer Almogbil, Yi-Shyuan Chiang, Timothy J. Pierson, David Kotz
2024 conf
SP (Workshops)
Mounib Khanafer, Logan Kostick, Chixiang Wang, Wondimu Zegeye, Weijia He, Berkay Kaplan, Nurzaman Ahmed, Kevin T. Kornegay, David Kotz, Timothy J. Pierson
2024 J jnl
J. Supercomput.
Xin-Duo Liu, Weijia He, Ming-Lin Yang, Xin-Qing Sheng
2024 J jnl
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Chixiang Wang, Weijia He, Timothy J. Pierson, David Kotz
2024 conf
SOUPS @ USENIX Security Symposium
Sunyup Park, Weijia He, Elmira Deldari, Pardis Emami Naeini, Danny Yuxing Huang, Jessica Vitak, Yaxing Yao, Michael Zimmer
2023 conf
WPES@CCS
Denise L. Anthony, Carl A. Gunter, Weijia He, Mounib Khanafer, Susan Landau, Ravindra Mangar, Nathan Reitinger
2021 J jnl
J. Supercomput.
Weijia He, Ming-Lin Yang, Wu Wang, Xin-Qing Sheng
2021 A conf
EuroS&P
Weijia He, Valerie Zhao, Olivia Morkved, Sabeeka Siddiqui, Earlence Fernandes, Josiah D. Hester, Blase Ur
2020 J jnl
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Lefan Zhang, Weijia He, Olivia Morkved, Valerie Zhao, Michael L. Littman, Shan Lu, Blase Ur
2019 A* conf
ICSE
Lefan Zhang, Weijia He, Jesse J. Martinez, Noah Brackenbury, Shan Lu, Blase Ur
2019 A* conf
CHI
Will Brackenbury, Abhimanyu Deora, Jillian Ritchey, Jason Vallee, Weijia He, Guan Wang, Michael L. Littman, Blase Ur
2019 conf
IEEE Symposium on Security and Privacy Workshops
Weijia He, Jesse J. Martinez, Roshni Padhi, Lefan Zhang, Blase Ur
2018 A* conf
USENIX Security Symposium
Weijia He, Maximilian Golla, Roshni Padhi, Jordan Ofek, Markus Dürmuth, Earlence Fernandes, Blase Ur
2016 conf
DSC
Zihao Wang, Futai Zou, Bei Pei, Weijia He, Li Pan, Zhaochong Mao, Linsen Li
docs/new_database_schema.md
← Index docs/new_database_schema.md markdown

## LLIL function

| Field Name | Field Type | Description |
|-------------|-------------|-------------|
| function_type | string | The inferred type of the analyzed function, determined by the FunctionTypeAnalysis module (e.g., standard, library, thunk). |
| sha256_llil | string | SHA-256 hash computed from the Low-Level Intermediate Language (LLIL) instructions of the function. |
| ssdeep_llil | string | Fuzzy hash (ssdeep) of the LLIL instruction sequence, used for similarity detection. |
| tlsh_llil | string | TLSH (Trend Locality Sensitive Hash) value of the LLIL instructions, used for approximate matching and similarity comparison. |
| instructions_types_llil | list[string] | List of unique LLIL instruction types (e.g., arithmetic, control flow, memory operations). |
| control_flow_count_llil | integer | Number of control flow instructions in the LLIL representation (e.g., branches, jumps, calls). |
| memory_access_pattern_llil | dict | Patterns of memory access operations detected in the LLIL code (e.g., loads, stores, stack operations). |
| register_usage | dict | Summary of register usage, indicating which registers are read and written in the function. |
| total_reg_reads | integer | Total number of register read operations in the LLIL code. |
| total_reg_written | integer | Total number of register write operations in the LLIL code. |
| data_references_count | integer | Number of data references in the LLIL code (e.g., constants, global variables). |
| max_block_size | integer | Size of the largest basic block in the LLIL representation, measured in number of instructions. |
| num_calls | integer | Total number of function call instructions present in the LLIL code. |
| stack_size | integer | Estimated stack size used by the function, inferred from LLIL analysis. |


## CFG level

| Field Name          | Field Type    | Description                                                                                                                               |
|---------------------|---------------|-------------------------------------------------------------------------------------------------------------------------------------------|
| block_id            | integer       | Unique identifier for the basic block within the function (block_instructions + str(block.start) + str(block.end) + str(function.start)). |
| function_address    | integer       | Starting memory address of the parent function containing this block.                                                                     |
| block_start_address | integer       | Starting address of the basic block in memory.                                                                                            |
| block_end_address   | integer       | Ending address of the basic block in memory.                                                                                              |
| block_size          | integer       | Size of the basic block in bytes (computed as end - start).                                                                               |
| instructions_count  | integer       | Number of instructions contained in the basic block.                                                                                      |
| block_instructions  | string        | MD5 hash of the block's instruction sequence, used for integrity or similarity checks.                                                    |
| predecessor_blocks  | list[u64]     | List of addresses or IDs of predecessor blocks in the control flow graph (CFG).                                                           |
| successor_blocks    | list[u64]     | List of addresses or IDs of successor blocks in the CFG.                                                                                  |
| depth               | integer       | Depth level of the block in the control flow graph, starting from the entry block.                                                        |
| position            | integer       | Sequential position or index of the block within the function’s block map.                                                                |
| branch_type         | string        | Type of branch ending the block (e.g., conditional, unconditional, call, return).                                                         |
| block_type          | string        | Classification of the block (e.g., entry, exit, loop header, regular).                                                                    |
| flags               | dict          | Metadata or attributes extracted from the block (e.g., specific behavior or conditions).                                                  |
| dominators          | list[integer] | List of block addresses or IDs that dominate this block in the control flow graph.                                                        |
| post_dominators     | list[integer] | List of block addresses or IDs that post-dominate this block in the control flow graph.                                                   |
 | measures            | list[tuples]  | List of measures to be defined                                                                                                            |

## Disassembly

| Field Name | Field Type | Description |
|-------------|-------------|-------------|
| disassembled_function_hash | string | SHA-256 hash of the disassembled function string, used as a unique identifier. |
| disassembled_function | string | The disassembled function including instruction addresses. |
| disassembled_function_no_addresses | string | The disassembled function without instruction addresses, containing only the instruction mnemonics and operands. |
| disassembled_function_name | string | The name of the analyzed function. |
| disassembled_function_address | integer | The starting memory address of the disassembled function. |
| instructions_count | integer | Total number of instructions within the disassembled function. |
| function_type | string | The inferred type of the function as determined by the FunctionTypeAnalysis module (e.g., standard, library, thunk). |
| instructions_types | list[string] | List of unique instruction types (e.g., arithmetic, logic, control flow, memory). |
| control_flow_count | integer | Number of control flow instructions (e.g., jumps, calls, returns). |
| memory_access_pattern | dict | Patterns of memory access operations detected in the function (e.g., loads, stores, stack operations). |
| register_usage | dict | Summary of register usage, showing which registers are read from or written to. |
| data_references_count | integer | Count of data references made by the function (e.g., global variables or constants). |
| max_block_size | integer | The size of the largest basic block (in number of instructions). |
| num_calls | integer | Total number of function call instructions. |
| stack_size | integer | Estimated stack size used by the function. |

## Decompilation

| Field Name | Field Type | Description |
|-------------|-------------|-------------|
| decompiled_function_hash | string | SHA-256 hash of the decompiled function code, used as a unique identifier. |
| decompiled_function | string | The decompiled function source code in high-level representation. |
| decompiled_function_name | string | The name of the decompiled function. |
| decompiled_function_prototype | string | The function prototype, including return type, name, and parameters. |
| decompiled_function_address | integer | The starting memory address of the decompiled function. |
| function_type | string | The inferred function type from the FunctionTypeAnalysis module (e.g., standard, library, thunk). |
| functions_caller | list[string] | List of functions that call this function (incoming call references). |
| functions_call | list[string] | List of functions called by this function (outgoing call references). |
| flattened_score | float | Score representing the degree of control-flow flattening detected in the function. |
| mba_score | float | Score representing the presence or intensity of mixed boolean arithmetic (MBA) obfuscation patterns. |